The 12 Best Heat Protectants, According to Beauty Pros

Keep your hair healthy while using hot tools.

best heat protectants
(Image credit: Future)

Use your blow dryers, flat irons, and curling wands—I’m not here to judge, I use them too. But if we’re going to town with 300+ degrees, we need to do so with hair drenched in one of the best heat protectant sprays. “I like to think of heat protecting sprays like sunscreen for your hair cuticle,” says celebrity hairstylist Sunnie Brook. “They create a protective barrier between your strands and heat tools, while locking in moisture and slowing down the penetration of the heat.”

They're not going to prevent damage completely. Still, they will ensure you have less breakage, fewer split ends, less frizz, and stronger, more resilient strands, explains stylist Lacy Redway, who works with stars including Tyla, Coco Gauff, and Florence Pugh. Some products, like the Kim Kardashian-approved ColorWow Dream Coat, will even impart a glossy finish.

With healthy hair as the overarching M.O., I set out to find the most protective, cuticle-friendly heat protectants in existence. I’ve tested my fair share, consulted the pros, and asked fellow Marie Claire editors weigh in on their go-tos. To see which hair products made the cut, keep scrolling. And remember: Extreme heat damage is optional, as long as you have one of these heat protection products.

The Best Heat Protectants

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Do I Need Heat Protectant?

Whether it's a heat protectant or a leave-in with UV protection, it's important to use at least one product between your natural hair and a hot tool. “Heat protecting sprays minimize damage from heat—they don’t eliminate damage,” explains Brook. Heat protectant products create a border between your hair and hot tools, which in turn, minimizes damage.

"They help to maintain healthy hair, preventing frizz and completing the finish look. Some heat protectants can also guard against humidity and pollution," explains celebrity hairstylist Davontae Washington, who has worked with Kim Kardashian and Megan Thee Stallion. "It is the same concept as applying SPF before you go out into the sun. Heat protectants should be viewed as a preventative product to minimize damage over time."

What to Look For in Heat Protectants

  • Type of Mist 

Most heat protection products will work for all hair types, but some nozzles are better suited for thick versus fine hair. “If you have thick, curly hair use a spray bottle that covers more area when used,” says Brook. “If you have fine hair, use a product that has a fine mist spray so that you don’t over saturate your hair with the product.”

hair oil

Heat protectant can be multi-benefit, offering protection against hot tools, environmental agressors, and UV pollution.

(Image credit: Oribe)
  • Directions

Pay extra close attention to the instructions on your heat protectant. Some are designed to be used exclusively on damp hair, in which case they’re only suited for people who heat style their hair once per wash. Otherwise, you need to search for a product that can be used on dry hair. “The way you should apply your heat protectant depends on the formula of it, so I recommend following the instructions on the package,” emphasizes Redway. “If it calls to be used on damp hair before blow drying, do so! If it’s an aerosol and can be used on dry hair, apply it as you work on styling your hair.”

  • Additional Ingredients

“Heat protection is designed to work across all hair types, but some have built-in benefits that may be better for your hair type, like moisturizing properties,” says Redway. “If you have textured hair that reverts, it’s important to consider heat protection that will not counteract by reverting your hair.”

When Do I Use Heat Protectant?

Heat protectant isn’t one-and-done. Just because you use it on damp hair ahead of your weekly blowout, doesn’t mean the protection lasts through day two styling. You need to reapply the product before using a hot tool. “Ideally, you limit your heat styling to only one to two times a week to keep your hair healthy,” says Brook. If you are worried about product buildup or weighing down your hair, look for formulas that use words like lightweight or flexible, suggests Washington.

hair oil

Many oils, leave-in conditioners, and hair serums offer heat protection.

(Image credit: Oribe)

How to Apply Heat Protectant

It's best to apply your heat protectant evenly throughout your hair, focusing more on the mid-lengths to ends where hair is typically more prone to damage from heat styling. "You should avoid applying too much product at the roots to prevent weighing down your hair or making it look greasy," notes Washington.

Do All Hair Types Need Heat Protectant?

Whether your hair is straight, wavy, curly, or coily, it's important to use a heat protectant before picking up a blow dryer or hot tool. "If heat is going to touch your hair in any way, you should also use a heat protectant," emphasizes Washington. "It is my number one rule for my clients to follow."

Meet the Experts

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Sunnie Brook

Known for her creativity and passion for serving others, Sunnie Brook has been at the forefront of the beauty industry for over 20 years. As an experienced Celebrity Hairdresser, previous Salon Owner, and Educator, she infuses her artistic knowledge into creating styles that are innovative and exude relaxed luxury. Sunnie has a client list that includes Elisabeth Moss, Amy Poehler, Hailey Bieber, Rita Ora, Nicole Scherzinger, Debby Ryan, Jared Leto,  Noah Centineo and Imagine Dragons. Her successful beauty blog and YouTube channel led to her evolving into a content creator for beauty and lifestyle brands that she continues to work with today. Sunnie’s love for design and visual aesthetic goes far beyond her talents as a hairdresser.

Brook remains committed to her clients in Los Angeles and New York delivering timeless, relevant styles, and inspiring beauty that impacts her community. Brook is a Biolage Ambassador.

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Lacy Redway

Lacy Redway is a New York-based hairstylist. After studying at The Aveda Institute in Manhattan, her career quickly took off. A combination of Lacy’s proficiency with all hair textures as well as her magnetic personality have earned her an esteemed roster of clients including Tessa Thompson, Laura Harrier, Priyanka Chopra, Anne Hathaway, Karlie Kloss, Sarah Paulson, Elizabeth Olsen, Ruth Negga, Gabrielle Union, and Diane Kruger, among many others. Lacy has collaborated with respected photographers like Rankin, Gavin Bond, Alexander Neumann, Warwick Saint, Ben Hassett, Michael Schwartz, Alexei Hay, Micaela Rossato, and Erik Madigan Heck. Her work has appeared in Allure, ELLE, Glamour, Teen Vogue, V Magazine, Vanity Fair, Vogue and Vogue Italia. Lacy is currently a Celebrity Stylist for Nexxus.

davontae
Davontae Washington

Davontaé Washington is a licensed hairstylist based in Los Angeles, California. This New Orleans native specializes in natural hair, wigs and hair extensions. Davontaé's immaculate technique with all hair textures coupled with his charming personality has garnered the attention of many celebrities. His A-List clientele includes Megan Thee Stallion, Cardi B, Winnie Harlow, Monica, Normani, Kali Uchis, Victoria Monét, Saweetie, Tabria Majors, Tia Mowry-Hardrict and more. He also has experience working on sets for brands such as OWN Network, Apple Music and Parkwood Entertainment.

Samantha Holender
Senior Beauty Editor

Samantha Holender is the Senior Beauty Editor at Marie Claire, where she reports on the best new launches, dives into the science behind skincare, and shares the breakdown on the latest and greatest trends in the beauty space. She's studied up on every ingredient you'll find on INCI list and is constantly in search of the world's glowiest makeup products. She's constantly tracking the biggest nail and hair trends to pop up in the beauty space, going backstage during fashion weeks, tracking celebrity looks, and constantly talking to celebrity hair stylists, nail artists, and makeup artists. Prior to joining the team, she worked as Us Weekly’s Beauty and Style Editor, where she stayed on the pulse of pop culture and broke down celebrity beauty routines, hair transformations, and red carpet looks. Her words have also appeared on Popsugar, Makeup.com, Skincare.com, Delish.com, and Philadelphia Wedding. Samantha also serves as a board member for the American Society of Magazine Editors (ASME). She first joined the organization in 2018, when she worked as an editorial intern at Food Network Magazine and Pioneer Woman Magazine. Samantha has a degree in Journalism and Mass Communications from The George Washington University’s School of Media and Public Affairs. While at GWU, she was a founding member of the school’s HerCampus chapter and served as its President for four years. When she’s not deep in the beauty closet or swatching eyeshadows, you can find her obsessing over Real Housewives and all things Bravo. Keep up with her on Instagram @samholender.