Best Keratin Hair Sprays of 2026

Lisa Bechard Avatar
Lisa Bechard
Last Updated: Jan 12, 2026

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Keratin hair sprays are becoming increasingly popular among hair care enthusiasts. These sprays are infused with keratin, a natural protein found in hair, nails, and skin. They work by coating hair strands with a protective layer that helps to strengthen and smooth the hair, reducing frizz and preventing breakage. Some keratin hair sprays also contain other beneficial ingredients like argan oil or vitamin E, which help to nourish and hydrate the hair. Keratin hair sprays are easy to use and can be applied to damp or dry hair. They are a great way to achieve a sleek, shiny, and healthy-looking hairstyle.

At a Glance: Our Top Picks

Keratin Complex Keratin Obsessed Multi-Benefit Treatment Spray Cover #TOP 1
Keratin Complex Keratin Obsessed Multi-Benefit Treatment Spray
ftb score rating icon 9.8
CHI Keratin Mist Cover #TOP 2
CHI Keratin Mist
ftb score rating icon 9.7
CHI Keratin Flex Finish Hair Spray Cover #TOP 3
CHI Keratin Flex Finish Hair Spray
ftb score rating icon 9.5

Top 10 Keratin Hair Sprays

#TOP 1

Keratin Complex Keratin Obsessed Multi-Benefit Treatment Spray

KC5KEROB
5 Fl Oz (Pack of 1)
Keratin Complex Keratin Obsessed Multi-Benefit Treatment Spray Cover
Keratin Complex - Keratin Obsessed Multi-Benefit Treatment Spray - 5 fl oz

Keratin Complex Keratin Obsessed Multi-Benefit Treatment Spray is a 5oz spray designed to help reduce hair loss and provide a smoother, more relaxed look. Customers have reported that the product works well and leaves their hair looking shiny, but some have noted that the bottle is only 2/3 full upon arrival. Others have reported that the product works well in humid climates and helps to reduce frizz.

What We Like
Reduces hair loss
Leaves hair looking shiny
Works well in humid climates
Helps reduce frizz

CHI Keratin Mist

CHI
CHI0212A
Transparent
CHI Keratin Mist Cover
CHI Keratin Mist, Strengthening Hair Spray For Restoring Softness & Protecting Against Heat Damage, Paraben-free, 12 Oz

CHI Keratin Mist is a hair spray that provides strength, protection, and softness to hair while leaving it silky and shiny. It is paraben-free and comes in a 12 Fluid Ounce bottle. Customers have reported that it helps boost and smooth their fine and easily tangled hair, and that it leaves their hair shiny and soft. However, some customers have noted that the scent is unpleasant and that it can affect curl definition.

What We Like
Large bottle size
Pleasant, light scent
Immediate softening
Gets rid of the "crunch" left by gels
Helps boost and smooth fine and easily tangled hair
#TOP 3

CHI Keratin Flex Finish Hair Spray

CHI
CHIKH10
pink
CHI Keratin Flex Finish Hair Spray Cover
CHI Keratin Flex Finish Hair Spray, Lightweight Spray For Long-Lasting, Smooth Styling, Eliminates Frizz & Flyaways & Seals Out Humidity, 10 Oz

Get an ultra-smooth hold that lasts all day with CHI Keratin Flex Finish Hair Spray. Infused with keratin, it strengthens your hair and reduces breakage. This hairspray provides flexible hold and lightweight control, ensuring your hair stays in place without feeling stiff or sticky. It seals out humidity to eliminate frizz and flyaways, giving you a sleek and smooth finish. With an unscented formula, it's perfect for all hair types and free of parabens.

CHI Keratin Flex Finish Hair Spray is perfect for those who want a flexible yet long-lasting hold. Users love how it holds curls and lifts roots without feeling crunchy or heavy. The mild scent is also a plus point. This hair spray is suitable for all hair types and can be used for any style. It's a must-have for those who want to eliminate frizz and flyaways while keeping their hair looking sleek and smooth.

What We Like
Pleasant scent
Natural-looking volume
Lightweight hold
Long-lasting with little use

TRESemmé Keratin Smooth Anti-Frizz Spray

TRESemmé
022400012674
Black
7 Ounce (Pack of 1)
TRESemmé Keratin Smooth Anti-Frizz Spray Cover
TRESemmé Anti-Frizz Finishing Spray Keratin Smooth for a Flexible Hold Weightless 7 Fl Oz

The TRESemmé Anti-Frizz Finishing Spray is designed to provide a professional-quality finish to your hairstyle. With its lightweight formula, this spray helps you maintain smoothness and control frizz all day long without leaving your hair feeling sticky or crunchy. It also offers humidity protection, ensuring your style stays intact even in damp conditions. Each ingredient is carefully chosen to care for your hair, and the product is PETA approved, making it a responsible choice for consumers. Whether you’re getting ready for a special occasion or just want to look great every day, this finishing spray is a fantastic addition to your hair care routine.

What We Like
Long-lasting frizz control
Lightweight, non-greasy finish
Fine mist application
Natural shine enhancement
Pleasant, subtle scent

CHI Keratin Flex Finish Hair Spray

CHI
CHIKH2
YELLOW
CHI Keratin Flex Finish Hair Spray Cover
CHI Keratin Flex Finish Hair Spray, Lightweight Spray For Long-Lasting, Smooth Styling, Eliminates Frizz & Flyaways & Seals Out Humidity, 2.6 Oz

CHI Flex Finish Spray offers a flexible hold that helps you maintain your hairstyle throughout the day. Its lightweight formula effectively combats humidity, keeping frizz and flyaways at bay, so you can enjoy a smooth finish no matter the weather. Additionally, this spray is part of CHI's Keratin line, which protects your hair from heat damage while styling. The unique blend of ceramic and proteins enhances the strength and luster of your hair, ensuring it looks vibrant and healthy. Just spray it on after styling to secure your look effortlessly.

What We Like
Long-lasting hold
Eliminates frizz
Heat damage protection
Lightweight formula

Garnier Fructis Sleek & Shine 10-in-1

0603084078547
Sleek And Shine
Garnier Fructis Sleek & Shine 10-in-1 Cover
Garnier Fructis Sleek & Shine 10-in-1 for Frizzy, Dry Hair, Plant Keratin, 8.1 Fl Oz, 1 Count (Packaging May Vary)

The Garnier Sleek & Shine Spray is a lightweight solution designed to simplify your haircare routine. This multitasking spray helps tame frizz and dryness in just one step. It offers ten different benefits, including strengthening your hair and providing smoothness for up to 72 hours. You can also protect your hair from heat up to 450 degrees Fahrenheit, making it ideal for styling. Additionally, it reduces flyaways and adds a beautiful shine without leaving any greasy residue. With nourishing ingredients like Argan Oil and Plant Keratin, this spray is perfect for maintaining healthy, vibrant hair.

What We Like
Frizz control
Heat protection
Detangling
Lightweight, non-greasy feel
Pleasant scent

Kerotin Extensive Thickening Treatment Spray

Kerotin
4 Fl Oz (Pack of 1)
Kerotin Extensive Thickening Treatment Spray Cover
Kerotin Hair Thickening Spray with Keratin for Fine & Thin Hair Growth in Women, Heat Protectant, Repair Mist for Volume, Body & Shine, Diameter Booster, Natural, Sulfate & Cruelty Free, Made in USA

Kerotin Extensive Thickening Treatment Spray is a lightweight, diameter booster hair treatment that penetrates the hair fiber to increase thickness over time while nourishing and restoring strands. It is formulated with NaturePep Amaranth to penetrate the hair fiber and increase thickness in as little as three applications. It is easy to apply and incorporate into your routine, and is 100% made in the USA and not tested on animals.

What We Like
Increases hair thickness over time
Formulated with natural ingredients
Easy to apply and incorporate into your routine
100% made in the USA and not tested on animals
#TOP 8

L'ANZA Keratin Healing Oil Bounce Up Hair Spray

27206
Not applicable.
L'ANZA Keratin Healing Oil Bounce Up Hair Spray Cover
L'ANZA Keratin Healing Oil Bounce Up Hair Spray, Boosts Volume and Shine, With a Weightless Formula, For an Extra Push of Plump, Body & Bounce (6.1 Fl Oz)

The L'ANZA Bounce Up Spray is designed to improve your hair's health and style effortlessly. It works from within to strengthen and shine your hair, making it look healthier overall. This spray lifts your roots and adds volume, giving your hair natural fullness and a lightweight hold that lasts. It also protects your hair from heat damage and UV rays while boosting shine with natural plant oils. If you want bouncy, shiny hair that feels light and looks full, this spray is a great choice for adding body without weighing your hair down.

What We Like
Hair strengthening
Volume and root lift
Heat and UV protection
Natural shine boost
#TOP 9

L'ANZA Keratin Healing Oil Lustrous Finishing Spray

24010A
L'ANZA Keratin Healing Oil Lustrous Finishing Spray Cover
L'ANZA Keratin Healing Oil Finishing Spray For Hair Strong Flexible Hold, Humidity Resistant, Adds Lustrous Shine, Brushable, Heat Protection, Color Safe, Sulfate Free (10.6 Fl Oz)

L'ANZA Keratin Healing Oil Lustrous Finishing Spray is a natural, restorative product that adds shine and volume to hair while deeply hydrating it from roots to tips. It's not too sticky and holds well without weighing down the hair, allowing you to shape and maintain your style. Customers have reported that it works well on all hair types, smells great, and is a little pricey but worth it. However, some have found it to be too sticky or watery.

What We Like
Not too sticky
Holds well without weighing down hair
Works well on all hair types
Smells great
A little pricey but worth it
#TOP 10

Keratin Complex Flex Hold Hairspray 9 oz

FlexHold-Parent
9 Ounce
Keratin Complex Flex Hold Hairspray 9 oz Cover
Keratin Complex Flex Hold Hairspray (9 oz.)

The Keratin Complex Flex Hairspray offers a flexible hold that keeps your hairstyle in place without stiffness. This makes it perfect if you want your hair to look natural and move freely throughout the day. The keratin formula helps strengthen your hair, adding a smooth finish and reducing frizz. At 9 ounces, this hairspray provides enough product for regular use, making it a convenient choice for daily styling. With the Keratin Complex Flex Hairspray, you get a reliable product that combines hold and hair care in one.

What We Like
Flexible hold
Keratin-enriched formula
Natural look and feel
9 oz convenient size
Buying Guide Image

The Ultimate Keratin Hair Sprays Buying Guide

What is Keratin Hair Spray?

Keratin hair spray is a type of hair product designed to protect and condition the hair. It is usually made from natural ingredients that help to restore the body and shine to the hair. Keratin is a type of protein that is found naturally in the hair and is responsible for giving the hair its strength and elasticity. The keratin in the spray helps to maintain the health of the hair and protect it from damage.

Benefits of Using Keratin Hair Spray

Using keratin hair spray can provide a number of benefits to the hair. It can help to protect the hair from damage caused by heat styling, and can prevent split ends and frizz. Keratin hair spray can also help to add volume to the hair, making it look thicker and more voluminous. Additionally, it can help to reduce static, making it easier to manage and style.

What to Look for When Choosing a Keratin Hair Spray

When choosing a keratin hair spray, there are several factors to consider. First, you should make sure that the product is made with natural ingredients, as these are usually gentler on the hair and can help to reduce damage. Additionally, it is important to look for a product that contains a high concentration of keratin, as this will help to restore the hair's strength and elasticity. You should also look for a product that is designed for your hair type, as some products may be too heavy for fine hair or too light for thick hair.

Tips for Using Keratin Hair Spray

When using keratin hair spray, it is important to follow the directions on the product. Generally, it is best to apply the product to damp hair and then blow-dry it. It is also important to use the product in moderation, as using too much can leave the hair feeling greasy and weighed down. Additionally, you should avoid using too much heat when styling the hair, as this can damage the hair and reduce the effectiveness of the product.

Conclusion

Keratin hair spray can be a great way to protect and condition the hair. When choosing a product, it is important to look for one that is made with natural ingredients, has a high concentration of keratin, and is designed for your hair type. Additionally, it is important to follow the directions on the product and use it in moderation. With the right product and proper use, you can enjoy healthy, strong, and voluminous hair.

Frequently Asked Questions (FAQs)

1. What does keratin spray do for hair?

Keratin hair spray strengthens the hair, adds suppleness, and enhances shine. It is a non-sticky formula that is easy to brush out and leaves no residue. It also provides protection against humidity and UV radiation, helping to keep the hair healthy and manageable.

2. Does keratin spray work?

Yes, keratin spray can be effective in smoothing out and strengthening dry, brittle hair. It replaces water with protein, making it easier to achieve smoothness and shine. However, it's important to use keratin spray in moderation, as excessive use can potentially damage the hair.

3. How long does keratin spray last?

The effects of keratin spray usually last for a shorter duration compared to a keratin treatment. Typically, the spray provides temporary benefits and can last throughout the day. However, for longer-lasting results, a keratin treatment is recommended, which can last up to 3 months.

4. Is Keratin Hair spray safe?

Keratin hair spray may contain formaldehyde, which is a known carcinogen and can cause irritation to the eyes. This poses a greater risk to salon professionals who have frequent exposure. It's important to be cautious and consider alternatives if you have concerns about the safety of keratin hair spray.

5. How often should I use keratin spray?

At-home keratin-infused products, such as keratin spray, can be used daily. However, in-salon chemical keratin hair treatments should be scheduled only once every few months to avoid excessive use and potential hair damage.

6. Why is my hair frizzy after keratin?

After a keratin treatment, excessive moisture in the air can penetrate the hair shaft, disrupting the treatment and leading to frizz. Keratin treatments temporarily alter the hair's structure by sealing the cuticles for a smooth appearance, but environmental factors can impact the results.

7. What are the negatives of keratin treatment?

One of the potential negatives of a keratin treatment is the intense application process, which involves the use of high-temperature flat irons. This can potentially damage hair follicles and increase the likelihood of breakage. It's important to consider the potential risks and consult with a hairstylist before undergoing a keratin treatment.

Editor's Notes

During our keratin hair spray research, we found 48 keratin hair spray products and shortlisted 10 quality products. We collected and analyzed 141,769 customer reviews through our big data system to write the keratin hair sprays list. We found that most customers choose keratin hair sprays with an average price of $20.24.

The keratin hair sprays are available for purchase. We have researched hundreds of brands and picked the top brands of keratin hair sprays, including Keratin Complex, CHI, Garnier, K Kerotin. The seller of top 1 product has received honest feedback from 384 consumers with an average rating of 4.7.

Written by
Lisa Bechard Avatar

Lisa Bechard is a skin therapist with 12 years of working experience in the beauty industry and also an experienced beauty writer who has expertise in skincare, medical aesthetics and cosmetic surgery, and wellness. Her writing skills are excellent and all her content is very persuasive and insightful.