9 best hair masks for growth and shine, tested and reviewed
Best hair masks, at a glance
Whenever my hair starts looking dull, I know only one of the best hair masks will revive it. I like to think of them as conditioners on steroids. The nourishing oils and deeply hydrating formulas work to quickly repair split ends, revive colour, and restore softness.
Over the course of two months, we put more than a dozen stylist-recommended masks to the test on a variety of hair types. Our top pick, the K18 Leave-In Molecular Repair Hair Mask, received rave reviews from hairstylists, editors, and dermatologists alike for its ability to restore damaged, bleached hair in just a few washes. It doubles as an excellent hair growth mask too. We also included overnight options for silky, next-day strands and budget-friendly drugstore picks.
How we tested the best hair masks:
Glamour editors and contributors evaluate hair products on ingredients, consistency, scent, and—of course—whether it delivers on promises like shinier, hydrated or frizz-free hair. We started with a group of testers with a variety of hair types, from fine, to thick, coarse strands and everything in between. We chose ones that had expert-backed ingredients like rich butters, oils, and ceramides for curls, lightweight ingredients like plant oils for finer hair types, and hair-strengthening additives like keratin. The texture of the masks themselves were rich and coated in between every strand. We looked for masks that were easy to wash out and didn’t leave our hair feeling weighed down or greasy post-wash. The ones on this list gave us shiny, soft hair so velvety and bouncy you could run your fingers through it without snagging.
Best Overall: K18 Leave-In Molecular Repair Hair Mask
What we love: Quick treatment time; helps repair hair damage
What could improve: Not much of a scent; expensive
This best-selling, easy-to-use leave-in hair treatment—which gained popularity on TikTok—is a client favourite for those dealing with dryness, dullness, and damage, says Mikel Slate, an NYC hairstylist. Not only does it deliver serious results, but it’s also not a huge time commitment. “It’s a mask that gives immediate results, and the application time calls for four minutes, so you’re not spending 10 minutes in the shower patiently waiting,” he says. (Simply apply it to towel-dried hair and let it activate for four minutes before continuing with the rest of your hairstyling.)
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Testing notes:
Glamour US commerce writer Alanna Martine Kilkeary is a big fan of this hair mask because it can be applied in or out of the shower. “This one is super creamy to the touch and a little goes a long way—you only need one or two pumps to fully saturate your whole head. You can use this in shower or directly after as a leave-in for just a few minutes. After washing it out, I can already tell the difference after every time I use this—it’s easier to run my hands through my hair, I have less breakage generally, and my hair isn’t as static-y (especially during the winter months). All in all, this one will always be in my cabinet if my hair needs a refresh, that’s for sure.”
Glamour contributor Georgia Brown tested it out for four weeks after re-entering the world of hair masks after making the pledge to embrace her natural hair colour ahead of her wedding day next year. In her K18 mask review, she says: Overall, I do think this treatment is a great investment. It’s expensive, yes, but it’s worth it, and one tube should last a lot longer than your average conditioner – plus it’s working so much harder. You also have to remember it’s working on a much deeper level than other bond-building products, and yes, it might take some getting used to, but I promise it’s so worth it in the end.
Best for Dry Hair: Gisou Honey Gloss Ceramide Therapy Hydrating Hair Mask
What we love: Glossy finish; sweet honey scent; detangles well
What could improve: Pricey
This glossy hair mask is full of ceramides, plus hyaluronic acid to increase shine and keep your hair cuticle hydrated, frizz-free, and impenetrable. It smells as sweet as honey and is a real treat to apply. Seasonal dryness has nothing on this mask, which helps replenish moisture and make hair soft with bee garden oil and ceramides too.
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Testing notes:
“I like to use this mask both in the shower and as a day-time treatment. If I’m tying my hair up in a braided ponytail for the day, I apply it on throughout my hair and it gives me the slick-back look. I’ve noticed my hair is so soft after using and it’s been my cold-weather go-to this season,” says Glamour senior commerce editor Jenifer Calle, who has thick, coarse hair.
“I started using this mask smack in the dead of winter when the highs were 40 degrees in NYC. My hair was extremely dehydrated and felt rough to the touch, so I knew I was in need of something to help bring it back to life,” she says. “Needless to say, it did the job and it did it quickly. It has a super-thick consistency but didn’t weigh my fine strands down, and I was left with polished hair that looked glassy as ever, so smooth that I was able to run my hands right through it without catching a snag or a knot. I’d definitely recommend it for anyone looking to achieve shiny, healthy hair,” says Glamour’s Kilkeary, who also loves this pick.
Best for Damaged Hair: Olaplex Weightless Nourishing Mask
What we love: Rich, buttery formula; easy to apply; creates a frizz-free finish
What could improve: It’s so thick it takes a few passes to completely wash out
This frizz-controlling mask is best for those who have damaged hair—whether it’s from hair dye, hot tools, or seasonal moisture loss. It has a blend of avocado oils and shea butter to help deeply hydrate strands and seal the cuticle. The buttery, thick texture coats strands thoroughly and washes out to a soft finish that you can easily run fingers through.
Testing notes:
“My hair gets particularly dry when the seasons change, so I was excited to start incorporating this into my routine. The thick texture makes it easy to coat every inch of your hair, and although it takes a couple passes under water to wash out, my strands instantly turn into silk post-wash. I’ve noticed that my hair looks and feels less static-y and is easier to style,” says Glamour’s Kilkeary.
Best for Breakage: Amika Soulfood Nourishing Hair Mask
What we love: Paraben-free; suitable for all hair types; makes hair more resilient
What could improve: Can dry out your hair a bit if you overuse it
A favourite of Rita Hazan, celebrity colourist and founder of the Rita Hazan Salon, this conditioning hair mask can help minimise breakage. “This mask is super thick and has sea buckthorn berry and jojoba oil to hydrate and revitalise dry, damaged hair. It helps restore softness, shine, and manageability while protecting from further damage,” she says.
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Testing notes:
Glamour’s Kilkeary is a massive fan of this mask for this reason as it helps keep her fine, long hair in check. “I deal with a lot of breakage when my hair gets too long, especially in wintertime (it literally gets to the point where it’s completely knotted and I have to brush the entire knot out), so I always like to reach for a hair mask to help detangle and smooth the area,” she says. “It does just the trick for a knot-free brush, plus it minimises endless flyaways and strands. It always leaves my hair super soft, refreshed, and strong post-blow dry.”
Best for Split Ends: Briogeo Don’t Despair, Repair Deep Conditioning Mask
What we love: Very hydrating; shine-boosting; great scent
What could improve: Very thick, so it requires extra care to wash it all out
Not quite ready for a chop but starting to notice an unusual amount of breakage or split ends? Briogeo Don’t Despair, Repair hair mask to the rescue, especially for curly hair types. This editor favourite contains a whole host of oils, vitamins, and antioxidants that treat hair with TLC. Think rosehip oil for hydration, algae extract for fortification and scalp health, and B vitamins for volume and shine.
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Testing notes:
“I’ve actually used the Briogeo for several months (I ran out of it and this was a new one). I have fine, quite dry, wavy-curly hair that really benefits from a leave-in conditioner and mask like this one. I like how lightweight it is and how it doesn’t weigh down my curls, its floral fragrance, and how soft and shiny my hair feels after using it. I use it once a week in place of conditioner, and I can definitely tell that my hair is healthier and happier,” says Glamour commerce editor Malia Griggs.
Best for Shine: Color Wow and Chris Appleton Money Masque
What we love: Has a lightweight consistency, helps achieve glossy hair, delivers root-to-tip hydration and heat protection
What could improve: Very thick, so it requires extra care to wash it all out
Created in collaboration with Color Wow brand ambassador and celebrity hair stylist Chris Appleton, the Money Masque formula has been specifically formulated for that ultra-glossy and hydrated result. Promising results in just five minutes, this unique formula also helps prep the hair for styling, offering root-to-tip heat protection. Infused with a hydrolysed vegetable protein complex as well as sea kelp and algae extracts, this hair mask also aids in strengthening your lengths as it targets each cuticle to offer deep moisture delivery.
Testing notes:
When reviewing this hair mask, Glamour's Social Media Manager Robyn Eugene concluded that it's now become her “favourite haircare product of all time.” Since she has curly, colour-treated hair, she always likes to prioritise hydration in her haircare routine, and this is exactly where this formula excels at. She loved the lightweight feel and the subtle yet refreshing scent. But above all, she appreciated just how soft and shiny this mask left her hair after just one use. Safe to say, it's become an essential part of her beauty regimen ever since.
Best for Fine Hair: Kerastase Premiere Anti-Breakage Mask
What we love: Helps get rid of buildup; softens hair; lightweight texture
What could improve: Expensive
If you have fine hair, you know the struggle of finding a hair mask that won’t weigh your hair down. This effective yet lightweight mask has an airy texture that smooths hair without making it look greasy or oily. It also has peptides and glycine to nourish and gently plump strands for a stronger, smoother look.
Testing notes:
“Adding this mask to my fine-hair-care routine really helped my hair feel smooth and silky. I also love when hair products have a slight fragrance and loved how it made my hair smell fresh for hours. After my blowout, my hair felt healthy, bouncy, and really strong,” says Glamour designer Falak Khoja.
Best for Curly Hair: Cécred Reconstructing Treatment Mask
What we love: Easy to use; softens hair in just 20 minutes; great for curly hair
What could improve: It didn’t add as much moisture as we would have liked
If you have coily or low-porosity hair, we recommend this nourishing hair mask treatment that has a blend of keratin ferment, hydrolysed rice, sea buckthorn oil, and squalane to help repair and balance hair from the inside out. It also smells amazing with notes of sandalwood, warm musk, and jasmine, which makes it a treat to apply every time.
Testing notes:
“I’m a huge fan of the Beyoncé and Tina Knowles’ Cécred hair-care line, including the Clarifying Shampoo & Scrub, Hydrating Shampoo, and the Restoring Edge Drops. While I’ve tried the Cécred Reconstructing Treatment Mask a few times in the past, I was eager to try it again,” says Glamour’s global executive assistant Monique Wilson. “My hair has been incredibly dry and brittle for the past few months, so I’ve been looking to add as much moisture into my strands as possible. The mask, which is made with their patent-pending bioactive keratin ferment, hydrolysed rice, and sea buckthorn oil, claims to prevent breakage and increase shine after just one treatment. While my hair felt less dry generally (a win), I still experienced some breakage while styling my hair afterward. The product directions suggest pairing this with the Cécred Deep Conditioner, so I would be down to try it again with that combo.”
Best for Flyaways: Ouai Treatment Hair Mask
What we love: Suitable for fine hair; subtle scent
What could improve: Jar is hard to open, especially with wet hands; not ideal for dry, thick hair
This lightweight formula repairs damage (using shea butter and hydrolysed keratin) and maximises shine without leaving hair greasy or stringy (we see you, panthenol). It’s an ideal match for dry-hair types because it contains shea butter as well, and adds resilience and strength to hair prone to breakage and flyaways due to dryness.
Testing notes:
“It’s not as uber-hydrating as some others on this list, so it’s ideal for fine-hair types that need something more lightweight. You can easily replace your conditioner with this hair mask because it won’t over hydrate your strands,” says Glamour’s Calle.
Frequently asked questions
What is the best hair mask to use?
Certain hair masks work better than others, depending on your specific concerns. “Look for a mask that targets what your hair is in need of most,” says Raven Hurtado, hairstylist at Maxine Salon in Chicago. “For instance, if your hair feels damaged or has split ends, opt for a mask with bond rebuilders. A mask that has conditioning oils would also help dry or frizzy hair.” Similarly, a bond-repair mask like K18’s does wonders to bring heat-damaged or colour-treated hair back to life, while a deep-conditioning treatment is key if it’s strong, bouncy curls you’re after. And if your colour is looking dull? Consider a toning mask, like a purple one; it'll be your new best friend.
What causes dry hair?
A lot of things can cause dry hair, says Annagjid “Kee” Taylor, a celebrity hairstylist based in Los Angeles. “Over-washing, heat styling, lack of moisture in the air, chemical treatments, and product buildup. A lot of us are moisturising without cleansing properly, which keeps the hair from absorbing the benefits. And sometimes it’s just genetics; some textures naturally need more TLC,” she says.
Is there a difference between a hair mask and a leave-in conditioner?
The hairstylists we spoke to say that although hair masks and leave-in conditioners do similar things, they are in fact different. “A hair mask is heavier and more intense, and is meant to be rinsed out, or it will leave your hair oily and weighed down,” says Michael Dueñas, a celebrity hairstylist, men’s grooming expert, and curl expert. Hair masks also address more specific concerns, like hair thinning, dullness, or general breakage. “A leave-in conditioner is lightweight and really helps with detangling specifically,” says Dueñas. While leave-ins have conditioning agents in them, they are much more diluted. “Some of these ingredients take longer to penetrate the hair, which is why leaving it in is best,” he says.
How do you apply a hair mask?
It’s important to read the package instructions, as the exact process varies from product to product, but as a general rule of thumb, use a hair mask once or twice a week to avoid drying out your hair. NYC hairstylist Mikel Slate also recommends applying most hair masks after you’ve rinsed out your shampoo: Lightly towel-dry hair, then comb the mask through the ends to ensure an even application. Leave the mask on for at least 10 to 15 minutes (keeping a claw clip and a comb stashed in your shower will help if you have long or natural hair), and rinse with cold water, which will help boost shine. “Rinse your hair two times if you need to,” says Slate.
How often can you use a hair mask?
According to Sean Michael, owner of Salon Beau, you should use a hair mask about once a week. “If your hair is very damaged, you can increase it to twice a week for extra nourishment. Those with fine or oily hair should use a mask every other week instead, since heavy formulas can weigh hair down or make it look greasy,” he says.
Is it better to put a hair mask on wet or dry hair?
Most hair masks work best on clean, towel-dried hair right after shampooing. “Damp hair helps the product absorb more evenly and deeply into the strands. However, always check the label because some masks are formulated for use on dry hair,” says Michael. He says to just keep in mind that applying a mask to very wet hair can dilute the formula and make it less effective.
Can you replace your conditioner with a hair mask?
Although it might be tempting, you shouldn’t replace your conditioner with a mask, according to Dueñas. “Over time, it will weigh your hair down and overload it. Masks are packed with nutrients that are very heavy for hair. It would be like overworking a muscle when working out, and in the long-term, it can cause more damage,” he says.
How do you rehydrate severely dry hair?
“Start with a clarifying shampoo to remove buildup, then go in with a hydrating mask—something rich in oils, proteins, and humectants,” says Taylor. “After rinsing, lock in that moisture with a leave-in conditioner or cream. And don’t forget your oils.” Rehydration is about layering the right products in the correct order, and being consistent, she adds.
Meet the experts
- Raven Hurtado, hairstylist at Maxine Salon in Chicago
- Joey Gallagher, Bumble and Bumble hairstylist and educator
- Mikel Slate, hairstylist based in NYC
- Michael Dueñas, celebrity hairstylist, men’s grooming expert and curl expert
- Rita Hazan, celebrity colourist and founder of the Rita Hazan Salon
- Neera Nathan, MD, MSHS, board-certified dermatologist
- Annagjid “Kee” Taylor, celebrity hairstylist
- Sean Michael, owner of Salon Beau
This story first appeared on Glamour US.

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