5 Best Keratin Hair Straighteners in 2023 [Expert-Approved]

Scouting for the best keratin hair straightener that can tame your wild locks into a sleek, smooth mane? You’re in luck!

As an expert hair enthusiast and beautician, I recommend my personal favorite, the #1 MHU Professional Keratin Flat Iron I’ve chosen from my pile of customer reviews, thorough comparisons, and numerous brands I’ve tested.

Rest assured, my extensive research and personal experiences fuel my advice, guiding you to make an informed choice for your hair care needs.

Keep reading to join this journey for the top 5 hair straighteners in 2023!

Key Takeaways

  • The MHU Professional Keratin Flat Iron is a user-friendly and budget-friendly choice for taming unruly hair into a smooth, sleek style.
  • This flat iron can solve common hair problems like frizz and lack of shine, delivering straighter, softer hair every time.
  • The thorough research and personal experience behind the recommendation assure its credibility and effectiveness.

This post contains affiliate links. We earn a commission if you purchase after clicking on our links.

Don’t have time? Here is a quick comparison of our favorites! 

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Top 5 Keratin Hair Straighteners | Buying Guide For 2023

BabylissPro, Philips, Lumabella Keratin touch series, Remington SmartPro, and KIPOZI Pro are a few of the best hair product brands worth mentioning.

Yet not all of them come with the critical features required to style your hair with ease.

Dive in to discover the magic of these top 5 hair straighteners ASAP!

#1 MHU professional Keratin Flat iron | Best in User-Friendliness (Winner) 

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Embracing my expertise in hair care, allow me to introduce the MHU Professional 1 Inch Keratin Ion Flat Iron.

Besides, this tool is not just a hair straightener, but a transformative device for your mane. It combines superior technology and user-friendly design, making it a cherished item in my hairstyling routine.

You will love this flat iron! It has user-friendly features that anyone can confidently use. And it is a great choice for those looking for a budget hair straightener.

If you are shopping for a flat iron to help you get rid of hair frizz or achieve perfectly straight hair, then you will find this is a great way to get softer hair.

Why should you love the MHU Keratin Flat Iron?!

For girls who have naturally thin and fine hair, this hot tool is your best bet. Tourmaline ceramic plating will help protect your hair as you style.

Compared to metal-plated flat irons like titanium hair straighteners, a tourmaline-plated iron is easy and gentle even for brittle hair.

What’s most interesting about the MHU flat iron is its keratin ion plate. We know that frequent heat-styling may lead to hair damage, but with keratin ion technology, you have the gentlest tool in your hands to help you get silky straight hair.

While ceramic flat irons are most suitable for fine and thin hair types, it is also great for straightening wavy and curly hair. Just choose the right temperature to achieve your desired look.

The ceramic tourmaline ionic flat iron from MHU is a simplistic Keratin flat iron suited for all hair types. The long tongs of this unit provide additional comfort while styling.

Let’s take a closer look at what it has to offer.

Features & Attributes

  • Heats Instantly (30 seconds)
  • Adjustable temperature
  • Temperature range from 285°F to 450°F
  • Ceramic plates
  • Auto shutoff
Benefits of MHU Keratin Flat IronDrawbacks of MHU Keratin Flat Iron
Easy-to-access buttonsDoes not have floating plates
DurableDoesn’t have smart temperature adjustment
LightweightIt doesn’t have moisture adjustment
Doesn’t catch your hairThe memory function only remembers one temperature
Budget-friendly priceLimited color options
Dual functionality – it both straightens and curls your hairMay not be suitable for extremely thick hair

Why Choose MHU Professional 1 Inch Keratin Ion Flat Iron?

My research indicates that if you’re in search of a high-quality, reliable, and budget-friendly hair straightener, the MHU Professional 1 Inch Keratin Ion Flat Iron is your best bet.

Its user-friendly features and superior technology make it a standout choice.

How It Stacks Up Against Others

Having explored the realm of hair straighteners extensively, I find the MHU Professional 1 Inch Keratin Ion Flat Iron to be an impressive contender.

It instantly heats up and offers a broad temperature range from 285°F to 450°F, making it suitable for all hair types, from delicate to coarse.

In comparison, the HSI Professional Glider Ceramic Flat Iron does present a similar temperature flexibility.

However, its standout feature is the inclusion of a hair treatment pouch and glove. This extra accessory kit does nudge the price up a bit.

The Terviiix Plancha De Cabello Professional also promotes quick, 15-second heating and claims to inflict 3X less damage.

Nonetheless, the MHU Keratin Ion Flat Iron takes the lead with its advanced MCH ceramic heater. This feature ensures silky smooth hair after each pass.

Lastly, the MHU Hair Straightener heats up instantly, offers Tourmaline Ceramic 3D floating plates, and includes an auto shut-off feature.

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It may seem attractive, but its higher price point, without any significant added advantages, makes the Keratin Ion Flat Iron a more cost-effective option.

The MHU Professional 1 Inch Keratin Ion Flat Iron stands out amidst the competition, offering a balance of affordability, performance, and feature-rich design.

This flat iron is the one to choose for anyone seeking a dependable, high-performing hair tool without breaking the bank.

Expert Tips

  1. Hair Protectants: Always apply hair protectants before using any flat iron. This provides heat protection and lessens the risk of damage to the hair fibers.
  2. Proper Temperature Selection: Always start with the lower temperature settings and gradually increase if necessary. Overheating can cause hair damage, particularly for fine and thin hair.
  3. Use on Dry Hair: Always ensure your hair is completely dry before using the flat iron. Wet or damp hair is more susceptible to heat damage.
  4. Section your Hair: Sectioning your hair can make the straightening process more manageable and effective. It allows the heat to be evenly distributed to every strand, giving a uniform result.

If you’re battling with unruly hair, check out our expert advice on how to stop hair going fluffy after washing it and methods for how to reduce frizz in straight hair.

What Influencers Have To Say

Check out how this flat iron helps this user get frizz-free hair in this cool video.


According to reviewer Debra, she found the product easy to use and appreciated its quick heat-up time.

In addition to the above, reviewer Lisa Thomas also found the MHU Professional 1 Inch Keratin Ion Flat Iron helpful in controlling breakage and damage, proving that it’s a good quality option for a lower cost.

Another optimistic review by Andressa has been won over by this product, deeming it the best for her thick hair.

Despite initially hesitating due to “unfamiliarity with the brand,” she was influenced by the negative reviews of more famous brands.

For example, she finds the 450 Fahrenheit setting perfect for her hair and loves how the flat iron slides through her locks smoothly without any pain or hair pull.

Andressa appreciates the speed with which she can style her hair and the resultant soft and shiny finish. She finds the product reasonably priced for its superior quality.

Where To Buy

If you’re convinced that the MHU Professional 1 Inch Keratin Ion Flat Iron is the right tool for you, it can be easily purchased from various online retailers, including Amazon.

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The main seller is Kingshine, and the product is also available on websites like Amazon, where you can read more user reviews and get a comprehensive understanding of its performance.

Remember, choosing the right hair tool is about finding something that suits your hair type and needs, and the MHU Professional 1 Inch Keratin Ion Flat Iron could be the perfect fit for you.

Before you move to my 2nd favorite, check out this awesome review by Glenda:

#2 CROC Keratin Flat Iron – Best Premium Straightener

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Are you looking for a flat iron that gives you great smoothening results even for resistant, coarse hair? Or do you want something that will work on Afro hair?

Drawing from my experience in beauty tools, I recently had the pleasure of trying out the CROC Masters Black Titanium Flat Iron 1.5 Inch.

With a stellar 4.4 out of 5 stars from its user ratings, it caught my attention and stood out amongst the multitude of hair straighteners on the market.

In fact, this straightening tool is uniquely designed for various hair types – be it wavy, color-treated, curly, or thick – and comes with a ceramic material, promising to deliver a salon-quality finish at a competitive price.

I personally vouch for this guy. In fact, the CROC Masters Flat Iron Keratin Flat Iron will give you the super sleek and smooth finish you desire. If my hair looks great, so will yours! And you know what?

Ceramic straighteners might be good for some hair types. But, if your coily hair is difficult to straighten no matter how many passes you do, then a titanium-plated iron will work best for you.

Flat irons are not created equal. You need something more powerful than ceramic-coated plates for coarse and thicker hair. Titanium plates are ideal for curly and textured hair types.

If you’re all for quality and features, the CROC hair straightening tool is one of the best on the market. This iron does wonders for stubborn wavy hair.

It is great for all hair types.

Features & Attributes

  • Temperature range from 208°F to 450°F
  • Titanium metal plates
  • Ventilation system
  • Digital settings
  • Infrared technology
  • Auto shut off
  • Anti-stick and anti-static
Benefits of MHU Keratin Flat IronDrawbacks of MHU Keratin Flat Iron
Moisture Retention: According to some customers, this flat iron works effectively in locking in moisture, resulting in hair that looks vibrant and healthy. Insufficient Heating: According to some users, the flat iron doesn’t heat up sufficiently to provide the desired results. 
Ensures Hair Health: The CROC Masters Black Titanium Flat Iron comes with an innovative design that releases excess heat, thereby safeguarding the hair from excessive heat damage. Potential for Hair Damage: One customer, Shelly, reported that the product left her hair feeling dry and lifeless, indicating that the flat iron might cause hair damage, especially if used incorrectly or excessively.
Customizable Heat Settings: One of the significant benefits pointed out by users is the flat iron’s adjustable temperature settings. Price: The product is somewhat expensive compared to other flat irons. Some users might find the price point a barrier, especially if they shop on a budget.
Smooth Usage: Users have complimented the flat iron for its ability to glide smoothly through the hair, providing an effortless styling experience. Lack of Infrared Technology: As noted in the customer questions and answers, this model does not come with infrared technology, which some customers have expressed disappointment about.
User-Friendly: The CROC Masters Black Titanium Flat Iron is designed for comfort and ease of use, as reported by several users.Less Effective for Certain Hair Types: While the CROC Masters Black Titanium Flat Iron works wonders for some, some customers found it less effective on certain hair types.

How It Compares To Others

My analysis of this product revealed that what sets the CROC Masters Black Titanium Flat Iron apart from its competitors is its combination of advanced features and technology.

After all, its black titanium plates are engineered to reduce frizz and flyaways, resulting in a sleek, professional-grade finish.

Fully digital with temperature settings ranging from 208F to 450F, this flat iron provides the flexibility to achieve professional results tailored to your hair type and style preference.

Expert Tips

To obtain the most optimal results from your CROC Masters Black Titanium Flat Iron, consider the following expert tips.

  1. Hair Preparation: Before using a flat iron, always ensure your hair is completely dry. Applying heat to damp hair can cause it to steam and possibly damage the hair shaft.
  2. Heat Protector: Prior to ironing, apply a heat protectant spray such as the HSI PROFESSIONAL Argan Oil Heat Protector. This acts as a barrier between your hair and the high temperature, reducing potential damage and dryness.
  3. Divide and Conquer: Separate your hair into smaller, manageable sections. This allows for even heat distribution and avoids over-styling certain sections.
  4. Temperature Control: Start with a lower temperature setting and gradually increase if necessary. Coarser hair types may require a higher temperature but always start low to avoid excessive heat exposure.
  5. Slow and Steady: Glide the flat iron slowly from roots to ends in one smooth motion. This ensures a sleek, smooth finish and prevents having to go over the same section multiple times, which can lead to heat damage.
  6. Regular Cleaning: Keep your flat iron clean. Product buildup on the plates can lead to uneven heat distribution and can potentially pull and damage your hair.

Remember, every hair type is different. So, experiment and find the routine and temperature setting that works best for your specific needs.

This will ensure you get the best results while keeping your hair healthy and shiny.

Why Choose CROC Masters Black Titanium Flat Iron

As per my expertise in the field, the CROC Masters Black Titanium Flat Iron 1.5 Inch is a stellar choice for those seeking a high-performing, reliable, and versatile styling tool.

The flat iron’s digital temperature control allows you to adjust the heat to a level best suited for your hair, reducing potential damage and ensuring optimal styling results.

And you have another added benefit:  Its straightening feature helps to achieve a professional salon finish in half the time, making it ideal for those with a busy schedule.

User Reviews and Testimonials

The effectiveness of the CROC Masters Black Titanium Flat Iron 1.5 Inch is further validated by its positive customer feedback.

Joanna, a verified purchaser, rates the product 5 out of 5 stars and swears by its effectiveness on her fine, curly, and frizzy hair.

She claims that this flat iron smoothed and silicified her hair perfectly, making her very happy with her purchase.

On the other hand, Shelly wasn’t too happy. She complained about the heat settings and the finish it provided on her hair.

These contrasting opinions indicate that the performance of this flat iron can vary depending on hair type and personal preferences.

But, as for me, this is a superb product and I can highly recommend it.

Where Can I Buy CROC Masters Black Titanium Flat Iron

You can purchase the CROC Masters Black Titanium Flat Iron 1.5 Inch on Amazon at a price of $179.98 per unit.

If you’re a Prime member, you can benefit from a discounted price of $125.99. For international shoppers, check shipping and import fees to your specific location.

Please note that product availability and prices may vary, and it’s always best to check the most current details on the seller’s platform.

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Now, get ready for a brilliant review by Chloe Brown:

If you favor the Smart Sensor, scroll down now!

#3 Remington Smartpro Straightener – Best Smart Sensor

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Over the years, I’ve gotten my hands on countless hair tools, but the Remington S8598 Smartpro Straightener stands out.

This innovative piece of technology is more than just your average hair straightener; it’s an investment in the health and beauty of your hair.

In an era where the heat from styling tools is a constant concern, this straightener offers a breath of fresh air with its patented sensor technology and ceramic plates that promise to reduce heat damage by 3 times. Yes, you heard that right!

Unlike the previous two, Remington’s hair straightener doesn’t come with Sol-Gel technology or premium-grade titanium plates.

Instead, this flat iron comes with quality ceramic plates and a SmartPro sensor to ensure secure straightening and a sleek finish.

This proprietary SmartPro sensor technology swiftly detects the moisture level of your hair.

It adjusts to the proper heat within seconds to ensure you experience the ultimate, safe, and gentle styling at home.

The 1-inch ceramic plates are infused with an Almond-Keratin combo for a smoother glide and additional conditioning.

This combination reduces the risk of damaging hair and splitting ends. It works better on coarseness than regular hair straighteners.

Furthermore, the plates are constructed to give you a residue-free styling experience despite their seemingly oily surface.

Features & Attributes

  • 5 heat settings
  • Maximum temperature of 450°F
  • Smart sensor
  • Silicone sleeve
  • 1-inch quality ceramic plates.
Benefits of Remington Smartpro StraightenerDrawbacks of Remington Smartpro Straightener
Takes just 15 seconds to heat upSome customers felt that it doesn’t straighten as well as previous models.
Salon length swivel cordThe fabric cord, although more flexible, might not be as durable as traditional ones.
Almond oil micro conditioners for long-lasting glossSome users reported issues with the hinge lock.
One of the more affordable hair straightenersThe SmartPRO feature might take a while to understand for some users.
Silicone sleeve allows for safe cool-downRequires multiple passes for super curly or coarse hair.

Through my trial and error, I discovered that while the Remington S8598 Smartpro Straightener might have a few minor drawbacks, its benefits far outweigh them.

It offers a solution to those worried about heat damage and still want beautifully straightened hair, making it an excellent choice for many.

How It Compares To Others And Why

Compared to other hair straighteners in the market, the Remington S8598 Smartpro Straightener stands on its own pedestal.

Most traditional straighteners require you to adjust the heat manually, but this one uses smart technology to do it for you.

Its sensor technology gauges your hair’s temperature and moisture level and adjusts the heat levels accordingly.

This feature ensures that you get a beautiful style while minimizing heat damage. Plus, the ceramic floating plates aid in fighting frizz and offer a smooth, comfortable glide as you straighten your hair.

Expert Tips

If you want to use a straightener after a salon keratin treatment, there are some best practices to follow. 

  1. Understand Your Hair Type: Remember, every hair type requires a different level of heat for effective straightening. 
  2. Use Heat Protectant: Always apply a heat protectant before using any heat styling tool. 
  3. Section Your Hair: Divide your hair into sections before you begin the straightening process. This technique ensures even heat distribution, reducing the need for multiple passes over the same section of hair. 
  4. Proper Glide Technique: Hold the straightener so the plates are facing downward as you glide it along your hair.
  5. Maintain Your Straightener: Over time, product buildup can occur on the ceramic plates, impacting the straightener’s effectiveness. 
  6. Use the Hinge Lock: The Remington Smartpro Straightener comes with a convenient hinge lock for safe and easy storage. 
  7. Utilize the Auto Shutoff Feature: For added safety, don’t forget to utilize the 60-minute auto shutoff feature. 

Remember, no single tool or method will work perfectly for everyone. It’s all about finding what suits your hair best and adapting these tips to fit your individual needs.

With some experimentation, you’ll be on your way to achieving salon-quality results at home with your Remington Smartpro Straightener.

Why Choose Remington S8598 Smartpro Straightener

Drawing from my experience, I can affirm that the Remington S8598 Smartpro Straightener offers several compelling reasons to choose it over others.

Not only does it aim to reduce heat damage, but it also has a tangle-free swivel cord that makes the process comfortable at any angle.

The straightener also comes with a 60-minute auto shut-off feature, giving you peace of mind with every use. Additionally, it heats up quickly, allowing you to style your hair in a flash.

User Reviews and Testimonials

Real users echo these praises. A verified purchaser, Ranya mentioned that she uses this straightener every time and can’t leave home without it when traveling.

Meanwhile, another verified buyer, Brandy Young replaced her previous brand with the Remington S8598 and fell in love with all its features.

Even Melenna, a long-term user of Remington, appreciated the new model’s upgrade, particularly the fabric cord’s swivel feature.

Where Can I Buy Remington S8598 Smartpro Straightener

The Remington S8598 Smartpro Straightener is readily available for purchase on Amazon.

Its competitive price, high rating, and glowing reviews make it a worthy investment for your hair care routine.

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Before you scroll to the best wide plat flat iron, dive into this amazing review for more tips, tricks, and crafty hacks!

#4 Bcway Professional Hair Straightener – Best Wide Plate Flat Iron

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As an experienced beauty product reviewer, I’ve been blessed with the opportunity to try, test, and analyze countless hair tools over the years.

Bcway’s offering has genuinely captured my attention, thanks to its robust capabilities and alluring features designed to cater to various hair types.

This review delves deep into my experience, covering all you need to know about this sleek, stylish, and surprisingly affordable hair straightening iron.

If you prefer a flat iron with floating, extra-large plates, then take a look at this budget-friendly option.

This highly popular straightener packs a lot of punch for its price. It is perfect for use with a keratin hair mask and does a good job of locking in moisture.

It comes in black or gold and has Titanium plates, making it suitable for most hair types.

Features & Attributes

  • 5 temperature settings from 248°F to 450°F
  • 3D floating titanium plates
  • 2.16-inch plates
  • 360° swivel cord
  • Anti-static
Benefits of Bcway Professional Hair StraightenerDrawbacks of Bcway Professional Hair Straightener
Heats in just 30 seconds
Some find it difficult to use
Works well on unruly hairSome customers had difficulty unlocking the safety lock
Great value for moneyIt is a bit on the heavy side
Evenly distributes heatThe outer section of the plates can get hot, so there is more risk of accidental burns

Weighing these aspects, it’s evident that the Bcway Professional Hair Straightener boasts more benefits than drawbacks.

While a few customers faced issues, the majority of the reviews are overwhelmingly positive.

I believe that the benefits outweigh the minor issues, making it a worthwhile investment for those in need of a reliable, efficient, and affordable hair straightener.

Expert Tips

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Expert Tips for Using the Bcway Professional Hair Straightener:

  1. Proper Sectioning: For the most effective results, separate your hair into sections before straightening. 
  2. Optimal Temperature Selection: Choose the correct temperature based on your hair type. Lower settings are better for fine, delicate, or color-treated hair. In contrast, thicker and coarser hair types may require higher temperatures.
  3. Hair Care Mode: For a healthier styling routine, combine the use of the Bcway straightener with a keratin hair mask. 
  4. Use a Heat Protectant: Apply a heat protectant spray before using the straightener. This helps to shield your hair from potential heat damage and maintain its health and vibrancy.
  5. Straighten Dry Hair: Ensure your hair is fully dry before straightening to avoid hair damage due to rapid moisture evaporation.
  6. The Safety Lock: Remember to engage the safety lock when the straightener is not in use or immediately after you’ve finished using it. 
  7. Storage and Travel: Use the safety lock to secure the plates during storage or travel. It not only protects the iron from potential damage but also makes it more compact for easy packing.
  8. Regular Cleaning: Maintain the optimal performance of your straightener by cleaning the plates regularly. This can be done using a soft, damp cloth when the device is cool to prevent product build-up.
  9. Using the 360° Swivel Cord: The 360° swivel cord provides flexibility during styling. Make sure to make full use of this feature for easy maneuvering and to prevent the cord from tangling.
  10. Slow and Steady: For the smoothest results, don’t rush the process. Slowly glide the straightener down each section of hair to ensure heat is evenly distributed and every strand is straightened efficiently.

By following these expert tips, you can enjoy the best results from the Bcway Professional Hair Straightener while keeping your hair healthy and protected.

How It Compares To Others And Why

In the vast sea of hair straightening irons, Bcway’s Professional Hair Straightener manages to stay afloat thanks to its exceptional features.

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It boasts a 2.16” Extra-Large Floating Titanium Flat Iron, giving it an edge over its competition.

This straightener’s plate size not only covers more hair in a single pass, but the floating design ensures even heat distribution and prevents pulling or damaging hair while styling.

A few others, like Elilier and K&K, also provide similar features, but what sets the Bcway model apart is the value it offers for its price point.

The fast 30-second heat-up time, the 5 adjustable temperatures, the additional safety lock, and the 3D floating technology come together to create a superior hair straightening experience.

Why Choose Bcway Professional Hair Straightener

When it comes to hair tools, I believe that investing in quality products that provide versatility and reliability is crucial.

The Bcway Professional Hair Straightener checks all these boxes. From its instant heating function to its adjustable temperature options, this tool promises a customized and efficient straightening session for all hair types.

The added negative ion function further impresses, helping achieve frizz-free and smoother hair, a feature not often found in many other comparable models.

The worldwide dual voltage makes it a perfect travel companion, and the thoughtful safety lock ensures you avoid any accidental burns.

The easy-to-use design and 360° swivel cord provide convenience and ease of use, making your hair straightening routine a breeze.

User Reviews and Testimonials

Now, don’t just take my word for it. Let’s take a peek into what others have to say about the Bcway Professional Hair Straightener.

For instance, reviewer Leah Garza says, “I love this straightener!! I have thick curly hair, and it usually takes me more than an hour to get my hair done. It gets the job done fast! Would definitely recommend…”

On the other hand, another user by the name of Brenda Jean, who reviewed this product on Amazon, said, “This iron heats up really quickly, and the temperature can be adjusted as needed. I loved how easy it was to use. Definitely worth it.”

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For more tips, DO NOT miss this handy review from a beauty expert!

#5 Hot Tools Pro Artist Black Gold Evolve Ionic Salon Hair Flat Iron – Best in Smoothness

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As a hair tool enthusiast, I’ve discovered a gem, the Hot Tools Pro Artist Black Gold Evolve Ionic Salon Hair Flat Iron.

This multipurpose flat iron can straighten, curl, or add waves to hair. As a curly-haired individual, finding a tool that manages my curls and adds shine has been challenging. The Hot Tools Pro has transformed this experience.

Product Features:

The Hot Tools Pro is a high-quality hair styling tool boasting premium ceramic-titanium plates. The titanium provides durability, while the ceramic ensures even heat distribution.

The Smart Temperature setting is a standout feature, signaled by an LED display and audible tone. The iron comes with an ion generator for silky-smooth results.

Product Use & Experience:

My experience with this flat iron has been delightful. The ceramic-titanium plates smoothly glide on my hair, leaving it shiny and straight.

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I value the tool’s versatility; it doesn’t just straighten my hair but also helps me create waves or curls. The Smart Temperature feature simplifies the styling process.

Benefits of MHU Keratin Flat IronDrawbacks of MHU Keratin Flat Iron
Long-lasting styling is achievable with the ceramic-titanium plates of this flat iron.This flat iron is pricier compared to others.
It delivers smooth, shiny hairstyles. Hot Tools, a trusted brand since 1990, assures product quality.The Smart Temperature feature, while beneficial, may not cater to diverse styling needs due to limited temperature options.
The iron is travel-friendly, with a dual voltage, auto shut off, and an included glove.The inner button placement has been flagged as inconvenient.
The Smart Temperature feature with its LED display and audible tone is invaluable.It heats up quickly, which could be overwhelming for some.
The tool provides versatility for straight or wavy hairstyles.It may not suit all hair types, especially those with fine or thin hair. Some users have noted the lack of a ground plug.

The Hot Tools Pro Artist Black Gold Evolve Ionic Salon Hair Flat Iron has become an integral part of my styling routine.

Despite its drawbacks, the benefits far outweigh them, making it a sound investment.

For those in search of a versatile, durable hair styling tool, I recommend this one. But caution is advised for those with fine or thin hair due to high heat settings.

Expert Tips

Remember, the right hair tool makes all the difference. Depending on your hair type and desired style, choose the iron that best suits your needs.

Always use a heat protectant before applying heat to your hair. This step will protect your hair from potential damage.


One user shared, “The Hot Tools Pro has transformed my hairstyling routine. It’s versatile and leaves my hair shiny.”

Another user expressed, “The ceramic-titanium plates glide effortlessly on my hair. It’s a valuable addition to my hair tools.”

A satisfied customer said, “The Smart Temperature feature is a lifesaver. It makes styling so much easier.”

Where to Buy

You can purchase the Hot Tools Pro Artist Black Gold Evolve Ionic Salon Hair Flat Iron from various online retailers such as Amazon, the Hot Tools official website, and beauty supply stores like Ulta and Sephora.

If in doubt, get yours from Amazon.

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Want the gold standard of reviews? DO NOT miss this one!

A Comparative Chart for Clarification

PropertiesCROC Keratin Flat IronBcway Professional Hair StraightenerRemington Smart Pro Flat IronMHU Professional Keratin Ion Flat IronHot Tools Pro Artist Black Gold Evolve Ionic Salon Hair Flat Iron
Plate MaterialTitaniumTitaniumCeramicCeramic TourmalineCeramic-Titanium
Smart Moisture AdjustmentYesNoYesNoNo
Adjustable Temperature208°F-450°F248°F-450℉300-450℉285-450℉Smart Temperature
Temperature Auto LockYesYesYesNoYes
Heating Time60s30s15s30sN/A
Residue-free StylingYesYesYesNoYes
Ionic TechnologyYesYesYesYesYes
Floating PlatesNoYesYesNoYes
Rounded EdgesYesYesYesYesYes
Plate ProtectorsYesYesYesNoYes
Price Range($)More Than 200Less Than 50More Than 50Less Than 50More Than 200

Keratin Flat Irons Buying Guide

Now that you’ve seen some of the top options, I thought I’d share some tips to help you choose the best keratin hair straightener for your hair and everyday styling needs.

What Is a Keratin Hair Straightener?

The functionality goes precisely with the name. These flattening irons are equipped with Keratin-infused plates or are designed to work with a keratin hair mask.

Keratin is a building block protein that is key for the hair shaft and your nails and skin. [1]

This delicate element, once damaged, can affect the new cells within your hair by no longer protecting them. It causes hair damage, rough and dry hair, and even brittle hair.

Having been infused with Keratin protein, a Keratin hair straightener helps preserves your hair’s natural protein and locks the moisture.

It eliminates frizz and gives your hair a revived look while protecting it from extreme heat settings.

With specific properties, the micro Keratin conditioners strengthen your hair long-term.

Furthermore, keratin flat irons have the same ability as traditional flat irons. They can be heated as much as your regular flat iron, so you can straighten your hair as you are accustomed to.

Additionally, their design is pretty similar as well. They provide excellent nourishment and revamp your hair texture.

Types of Keratin Flat Irons

There are two types of Keratin flat irons to choose from, depending on the needs of your hair. They are the following:

1. Keratin Flat Irons With Keratin Infused Plates

This is mainly the type by which we define a Keratin flat iron.

The plates can be infused with argan oil or different proteins along with Keratin making them even more effective.

Titanium or Ceramic plates are infused with micro conditioners that help resuscitate your hair.

They are also great for making your hair look glossy and shiny. These flat irons are excellent alternatives to Keratin hair treatments.

2. Flat Irons That Protect Keratin Treated Hair

This type of hair straightener is very similar to traditional hair straighteners. They don’t have keratin-infused plates but have all the traits of your regular flat iron.

The main feature that makes these flat irons different is that they protect and preserve Keratin-treated hair.

To further clarify, you’ll need a protective flat iron once you’ve had a thorough Keratin treatment or a Brazilian blow dry.

Generally, your hair retains the effect of such treatments for up to five months. If you feel like straightening during this period, you must use a Keratin protect flat iron.

It would be best if you always used a protective flat iron for your Keratin-treated hair since the regular ones may totally ruin your hair’s polished look.

A protective flat iron detects and maintains the extent of heat necessary for your treated hair and protects it from overheating. It also preserves the nutrients within the hair strands and prevents damage.

The Profashion Steam Infrared Heat Ceramic Flat Iron and CROC New Classic Flat Iron are my favorite protective flat irons for Keratin treatment protection.

You can also go for the Karma Beauty Professional Titanium Hair Straightener if you are on a budget.

Key Differences Between Keratin Flat Irons & Traditional Flat Irons

There are several dissimilarities between Keratin hair straighteners and traditional straighteners. Let’s take a look.

Keratin Infusion

This difference is the main feature that separates the two types. Traditional flat irons don’t come with Keratin-infused plates.

Importance of Plate-material

Choosing the plate material is vital when you buy a traditional flat iron.

Titanium is best for thick hair, and ceramic is for thin hair.

For Keratin flat irons, having the right plate is less of an issue as they tend to suit most hair types.

The infused plates don’t have many risks when damaging your hair. But for this to work, they need to be able to detect the temperature necessary for your hair, regardless of the plate material.

Titanium plates heat up faster and have better heat retention. [2[

Moisture Detection and Lock Functionality

This is one of the core features of Keratin flat irons. It helps balance the moisture levels and protein infusion while ensuring moisturization consistency.

In contrast, traditional hair straighteners don’t help balance your hair’s moisture levels.

Advantages Of Keratin Flat Irons

  1. Provides the necessary protein required for your hair.
  2. Suits every hair type.
  3. The quickest solution to get rid of frizzy, dry, or damaged hair.
  4. Nourishes and heals your hair long term.
  5. Protects the cells within your hair strands.
  6. If micro Keratin conditioners reach the root of your hair regularly, they’ll help maintain quality hair growth.
  7. Detects and locks in hair moisture
  8. Gives your hair a glossier and shinier look and a lasting result.
  9. A cheaper alternative to Keratin treatment or Brazilian straightening.

The Disadvantages

  1. You’ll have to buy another one once you’ve used up all the infused Keratin. This can happen in less than a year.
  2. Takes high maintenance. The plates and the effectiveness of protein wane away fast if not securely stored.
  3. May not be suitable for all hair types: While keratin flat irons are typically good for most hair types, some people with extremely fine hair may find the heat too intense, leading to damage.
  4. Possibility of hair damage: If used excessively or incorrectly, the high heat from the flat iron can lead to breakage or heat damage, especially if hair is not adequately protected.
  5. Requires frequent cleaning: The build-up of keratin and other styling products on the plates can impact the flat iron’s performance over time, requiring regular cleaning.
  6. Limited to straightening: Unlike some flat irons, keratin ones are primarily designed for straightening and may not be as effective for creating waves or curls.
  7. More expensive than regular flat irons: While they may be cheaper than salon keratin treatments, keratin flat irons are often more expensive than regular ones.
  8. The use of keratin-infused plates could lead to overproteinization: Too much protein can make hair brittle and lead to breakage.
  9. Not a permanent solution: Despite its benefits, keratin flat irons provide a temporary solution and require regular usage for maintained results.

The Core Features of a Keratin-Infused Hair Straightener

There are some core features you’ll find in Keratin hair straighteners, that distinguish their capabilities from others. We have listed these special functionalities below:

Keratin-Infused Plates

Undoubtedly, this is the trait for which the flat iron is named. As we have mentioned above, the plates of these flat irons are infused with Keratin protein, which allows you to heal and straighten your hair in one go.

This protective protein is less prone to tearing or scratching than the other cell types produced by your body.

And it makes up both your hair and skin.

As a result, when the hair cuticle absorbs this vital cell element, it strengthens your hair, the root of your hair, and the scalp to give you stronger and healthier hair.

So when you take a Keratin treatment or a Brazilian blowout straightening, it revitalizes your hair and scalp.

Furthermore, the result lasts quite long; hence, why the trend is becoming more popular.

Since such treatments are expensive, Keratin hair straighteners can be a cheaper alternative.

They provide your hair with the same protective protein similar to those treatments.

Namely, they smooth down your overlapping hair cells with each use, and your damaged, dry, frizzy hair heals fast.

In contrast, your hair gets damaged and brittle when it lacks this protein. Besides, this lacking causes rough cracked scalps.

Optimal Use of Ionic Technology

Ionic technology in flat irons is pretty much the norm. The negative ions are responsible for smoothing your hair strands, reducing frizz.

You can make the best of this technology using a Keratin hair straightener.

The ions, rich in protein, work faster on your hair than traditional ionic hair straighteners since your scalp absorbs the protein for quick healing.

Working only on strands, ionic hair straighteners without protein infusion cannot smooth down your hard-to-tame hair strands as fast as Keratin hair straighteners.

So you’ll be glad to have this feature in your straightener for quicker results.

Smart Moisture Adjustment

Keratin flat irons boast moisture detection and locking functionality. It’s an essential feature for proper hair nutrition and precise hair straightening.

When you apply heat to your hair using a regular straightener that lacks such functionality, it heats your hair regardless of your hair’s existing moisture.

So, if your hair happens to be moistened already, the possibility of burning your hair will be there if you do not adjust the temperature properly.

Moreover, even if it doesn’t burn your hair, the natural moisture can be lost, resulting in hard-to-recover rough and dull hair.

On the other hand, Keratin hair straighteners, with moisture detection and locking technology along with the temperature auto-lock feature, detect your hair’s moisture.

It then ensures your hair gets the precise amount of heat and protein infusion required.

As a result, there remains no risk of burns nor the risk of an overly dampened look. Besides, straightening becomes a lot easier.

Temperature Adjustment and Auto-lock

This is a must-have feature for a good protein infusion flat iron. With this feature, a Keratin-infused flat iron ensures your hair gets the proper heating without the risk of burns.

This ancillary feature of the smart moisture adjustment system detects and locks the necessary heat to seal the required moisture.

If your protein-infused iron lacks this feature, your hair might not get the proper moisture adjustment, which can negatively affect its health.

So a temperature setting higher than necessary can burn your hair, and a lower setting can disrupt the moisture levels. Thus, both are harmful to your hair.

Quick Heating

These hair straighteners heat up quicker than every other hair straightener type. It’s an essential feature to have for quick styling.

However, for a protein-infused flat iron, the feature is even more critical.

If your Keratin iron takes longer to heat up, the infused protein ions start evaporating. This can deplete the protein infusion faster over time. A quick heating iron will give it a longer lifespan.

Plate Protectors

Keratin flat irons come with delicate plates that get easily damaged if not stored securely.

The shock-sensitive plates break easily. Besides, dust mars the infused micro-conditioners undermining their effectiveness if you leave the plates in the open air for too long.

Therefore, it’s important for your flat iron to have plate protectors so the plates remain secured when not in use.

It’s a trait every top flat iron possesses. They either come with hinge locks or protective sleeves, or both.

The sleeves are a quick storage solution for hot plates when you’re in a hurry.

These protectors secure the plates from unwanted scratches and breakage and preserve the infused protein micro conditioner’s effectiveness. Besides, they spare you a headache while traveling.

Features to Look Out For

Before you purchase a Keratin-infused flat iron, don’t forget to compare the key features. The below chart shows the vital features your flat iron should have.

Plate MaterialCeramic, Ceramic Tourmaline, Titanium, or Titanium Tourmaline
Smart Moisture AdjustmentMust Include
Adjustable Temperature300-450℉
Temperature Auto-lockMust Include
Heating TimeMaximum of 20 Seconds
Ionic TechnologyMust Include
Floating PlatesMust Include
Plate ProtectorsMust Include

A Few Tips From Our Experts

As I mentioned before, styling your hair with a Keratin flat iron is “almost” similar to having a Keratin treatment at home. But again, it’s not quite the same solution.

Here are a few more tips I picked up from experts about how to keratin-treated hair.

  1. Avoid washing your hair frequently.
  2. Use shampoo free of sodium Laureth sulfate or sodium lauryl sulfate.
  3. Never forget to blow dry your hair after each shower.
  4. Avoid hair supplements after the initial shampoo.
  5. Avoid touching your hair excessively, as this can make it greasy.
  6. Lessen the use of hair clips. Avoid ponytails and braids.
  7. Sleep on a silk pillowcase instead of cotton.

NEXT: Explore some frequently asked questions to get the best out of your hair straightener (HINT: it’s super easy)!


1. Is Japanese hair straightening better than keratin?

Japanese hair straightening results in much straighter hair, whereas keratin is more for removing frizz and reducing your hair’s waviness. So, it depends on what results you’re looking for.

2. Can I do keratin treatment at home?

Yes, you can do keratin treatment at home and many kits are available.
The process is similar, but you will probably get better results from a professional stylist.

Final Words

Now that you’ve learned about the 5 Best keratin hair straighteners in 2023, I’ll give you a quick review…

The latest trend for Brazilian blowouts is surely a tempting one, and so is the idea of having it done by a professional.

While this temptation can cost you a lot, the best keratin hair straightener can be a big money saver in the longer term.

Now you know how they work, why you need one, and what will suit you best. So, make your selection wisely. Let’s take one more look at my winner.

No products found.


1. Keratin: Protein, Structure, Benefits, Uses & Risks [Internet]. Cleveland Clinic. 2022. Available from: https://my.clevelandclinic.org/health/body/23204-keratin

2. Newby B, Marsh N. The Real Difference Between Ceramic And Titanium Flat Irons Is This [Internet]. The Zoe Report. 2022. Available from: https://www.thezoereport.com/beauty/ceramic-vs-titanium-flat-irons-heres-what-top-stylists-prefer-31818258

About Edith Russo

Edith is a self-made entrepreneur with a keen business sense that others admire and a total “can-do” attitude. She’s always coming up with new ideas to anticipate her readers’ needs and help solve all their toughest beauty and skincare problems. READ HER LATEST ARTICLES. FOLLOW HER on Linkedin and Twitter. Learn more about her HERE.

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