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Sephora customers often prefer the following products when searching for Serums For Hair.

Browse the top-ranked list of Serums For Hair below along with associated reviews and opinions.

Size 2.2 oz/ 60 mL · ITEM 2127306
exclusive· limited edition· buzzworthy· online only
$40.00

What it is: A specialized scalp and hair serum that will leave your hair looking shinier and feeling thicker.

Hair Type: Straight, Wavy, Curly, and Coily

Hair Texture: Fine, Medium, and Thick

Hair Concerns:
- Shine
- Thinning
- Damage, Split Ends, and Breakage

Key Benefits:
- Supports Hair Strength, Shine, and Softness
- Supports Natural Hair Growth
- Adds Lightweight Texture Without Greasy Feel

Formulation: Serum

Highlighted Ingredients:
- Ceramides: Reduce breakage by supporting hair strength.
- Conditioning Agents and UV Filters: Smooth and soften hair.
- Green Tea Extract: Provides antioxidant protection.

What Else You Need to Know: This scalp and hair serum nourishes hair fibers by supporting their uniformity and smoothness. It maintains strength during hair growth and supports hair’s resistance to breakage, leaving it shinier and soft to the touch with a thicker, more substantial feel.
Size 1 oz/ 30 mL · ITEM 2127421
exclusive· limited edition· buzzworthy· online only
$37.00

What it is: A dual-action repairing and binding serum that transforms hair from very damaged and over processed to healthy by hydrating and conditioning.

Hair Type: Straight, Wavy, Curly, and Coily

Hair Texture: Fine, Medium, and Thick

Key Benefits:
- Heals Hair Ends
- Delivers Heat Protection up to 450°F
- Nourishes Damaged Hair

Formulation: Serum

Highlighted Ingredients:
- SP94: Powerful gluco-peptide that enhances hair fibers’ resilience, structure, and strength.
- Amino Acids: Compensate for the loss of fiber mass.
- Wheat Protein Derivative: Restores uniformity and smooths.

What Else You Need to Know: With amino acids and its unique FIBRA-KAP™ formula, this serum delivers heat protection up to 450°F to prevent split ends, minimize breakage, and speed up drying time for silky-soft locks.
Size 90 mL/ 3.04 oz · ITEM 2325157
exclusive· limited edition· buzzworthy· online only
$51.00

What it is:
A serum that strengthens and fortifies weakened hair with a lightweight, non-greasy finish.

Hair Type: Straight, Wavy, Curly, And Coily

Hair Texture: Fine, Medium, And Thick

Hair Concerns:
- Straightening/ Smoothing

Key Benefits:
- Strengthens Hair
- Reduces hair fall due to breakage from brushing
- Leaves a lightweight and non-greasy finish

Formulation: Serum

Highlighted Ingredients:
- Genesis Hydro-Alcoholic Formula With Ginger Root, Arginine And Caffeine: Strengthens Hair To Reduce Hair Fall Due To Breakage From Brushing.

What Else You Need To Know: This Concentrated Hair And Scalp Serum With Aromatic Notes Of Bergamot And Lime Fortifies Weakened Hair To Prevent Hair Fall Due To Breakage From Brushing. Pair With The Full Genesis Range For Supreme Strength, Softness And Moisture.

"When Choosing Where To Apply The Serum, Think Of The Areas Of Your Scalp Where The Hair Needs The Most Strength. Where Do You Notice Less Density? What Areas Are You Experiencing Hair Fall In? Start By Applying In Those Targeted Areas With The Pipette Then Massage In Everywhere. Think Of The Serum Like Topical Vitamins For Your Hair."—Kirsten Snively, Mint Hair Lounge, Tampa, FL
Size 3.4 oz/ 100 mL · ITEM 2126985
exclusive· limited edition· buzzworthy· online only
$50.00

What it is: A blend of four precious hair oils that adds hydration and prevent breakage for anti-frizz shine.

Hair Type: Straight, Wavy, Curly, and Coily

Hair Texture: Fine, Medium, and Thick

Key Benefits:
- Hydrates
- Fights Frizz
- Adds Shine

Formulation: Oil

Highlighted Ingredients:
- Maize Oil: Adds suppleness, softness, and shine.
- Procaxi Oil: Nourishes and adds shine.
- Argan Oil: Strengthens and protects.

What Else You Need to Know: This hair oil can be used before, during, and after blow-drying for frizz-free, super-shiny, and hydrated hair. Give your hair remarkable shine and subtle fragrance without oil buildup or a greasy finish.
Size 1.7 oz/ 50 mL · ITEM 2140366
exclusive· limited edition· buzzworthy· online only
$34.00

Which hair type is it good for?
✔ Straight
✔ Wavy
✔ Curly
✔ Coiled
✔ Tightly Coiled

What it is:
A powerful hair serum that can be used as a leave-in treatment or as a color-preserving mask to boost the level of conditioning, adding radiance and shine to hair.

Key benefits:
- Preserves hair color, vibrancy, shine
- Rejuvenates color
- Intensifies shine

If you want to know more…
This innovative dual-use serum can be used as a leave-in treatment to add shine, tame frizz, and provide protection against UV exposure, or mixed with any Alterna conditioner to transform it into a color recharging mask—boosting the level of conditioning and adding radiance to hair. Alterna's proprietary dual capture complex replenishes moisture while reducing oxidative color damage with a synergistic blend of natural UV filters: red raspberry leaf oil and sunflower seed oil.

What it is formulated WITHOUT:
- Parabens
- Sulfates
- Phthalates

What else you need to know:
This product is free of DEA/TEA, petrochemicals, and dyes.

Research results:
Clinical results with use of CAVIAR Infinite Color Hold Shampoo, Conditioner, and Vibrancy serum vs. untreated hair, after 70 days:
- 70 days lasting color and shine
- 100% of participants felt their color was rich, shiny, and vibrant
- 93% users agreed the test regimen combated fade-out
- 93% users agreed the test regimen combated dry-out
- 97% users agreed the test regimen gave them lasting color
Size 1.7 oz/ 50 mL · ITEM 2034932
exclusive· limited edition· buzzworthy· online only
$25.00

Which hair type is it good for?
✔ Straight
✔ Wavy
✔ Curly
✔ Coiled
✔ Tightly Coiled

What it is:
A lightweight serum that smooths, moisturizes, and protects hair during heat styling.

Key benefits:
- Protects against heat
- Prevents moisture loss
- Adds shine

If you want to know more…
Blockade heat defense serum shields hair from heat styling and blow drying, protecting against overheating and damage to the delicate hair fiber. The nutrient-packed elixir forms a protective, humidity-proof layer around each hair which prevents moisture loss and ensures a frizz-free, smooth, and shiny finish. The lightweight formulation contains dimethicone to protect against thermal treatments, prevent moisture loss, and form a barrier on the hair that smooths down the cuticle, as well as vitamin-rich sea buckthorn berry to keep hair healthy-looking.

What it is formulated WITHOUT:
- Parabens
- Sulfates
- Phthalates

What else you need to know:

This product is certified vegan and formulated without MIT/MCI, artificial colors, formaldehydes, formaldehyde-releasing agents, mineral oil, retinyl palmitate, oxybenzone, coal tar, hydroquinone, triclosan, triclocarban, aluminum, talc, and have less than one percent synthetic fragrances. It is safe for color-treated, Brazilian-treated, and keratin-treated hair.

Sea buckthorn berry (also known as obliphica) is included in all of Amika’s haircare and styling products. It contains over 190 biologically active compounds, including vitamin C (15 times more than an orange), vitamin A (three times more than a carrot), and vitamin E. It also has high concentrations of the rare omega-7, making up 40 percent of the berry. Typically only found in fish oil, omega-7 keeps free radicals at bay and promotes the production of collagen, a key building block for skin, hair, and nails.

Sea buckthorn has been thoroughly researched in over 130 modern scientific studies that have found that this berry promotes health. Women throughout the ages have used the obliphica berry to protect themselves against the ravages of the sun and the elements. Founded on tradition and now based on extensive scientific research, sea buckthorn is one of the biggest functional whole food rediscoveries of the 21st century.
Size 3.4 oz · ITEM 1839984
exclusive· limited edition· buzzworthy· online only
$46.00

Which hair type is it good for?
✔ Straight
✔ Wavy
✔ Curly
✔ Coiled
✔ Tightly Coiled

What it is:
An anti-frizz serum that help the hair look exceptionally smooth, silky, and healthy, while controlling static and protecting hair from environmental pollution.

Key benefits:
- Controls frizz
- Smooths hair
- Protects hair against pollution and static

If you want to know more…
A combination of avocado, sesame seeds, and other natural ingredients—normally only found in the very best skincare products—not only tames frizzy hair but also leaves hair looking and feeling exceptionally soft, smooth, and healthy. The serum also helps control static buildup and protects the hair against environmental pollution. The leave-in formula leaves no residue and won't weigh the hair down. It is also color-safe.

What else you need to know:
Inside its black and white packaging, a green heart beats. Rossano Ferretti Parma products benefit from the best that nature can offer for the beauty of hair, using the best natural ingredients and the latest skin and haircare technology.

The Rossano Ferretti Parma hair care portfolio is the result of three generations of Italian hairdressing heritage.

This product is also cruelty-free and 100 percent made In Italy.

Clean at Sephora
When you spot our Clean seal, you can be sure we’ve checked that this brand’s product is made without the ingredients you told us you’d most like to avoid.

Clean at Sephora™ is formulated without:
Sulfates SLS and SLES, parabens, formaldehydes, formaldehyde-releasing agents, phthalates, mineral oil, retinyl palmitate, oxybenzone, coal tar, hydroquinone, triclosan, triclocarban. All skincare, hair, and makeup brands with the Clean Seal have less than one percent of synthetic fragrances.
Size 3.4 oz · ITEM 1839968
exclusive· limited edition· buzzworthy· online only
$51.00

Which hair type is it good for?
✔ Straight
✔ Wavy
✔ Curly
✔ Coiled
✔ Tightly Coiled

What it is:
A leave-in treatment to help thick and unruly hair become silky, smooth, soft, shiny, moisturized, and tangle-free.

Key benefits:
- Smooths and hydrates thick, unruly hair
- Detangles, de-frizzes, and adds shine and luster
- Leave-in to protect, soften, and condition

If you want to know more…
This leave-in treatment is designed to help thick and unruly hair become silky, smooth, soft, shiny, moisturized, tangle-free, and above all healthy. The formula includes pure coconut oil, nourishing butters from the Nepali butter tree and the Brazilian palm tree, and other kernel/seed oils, combined using the latest technology normally only found in the very best skincare products. It won't leave any residue, and is color-safe.

What else you need to know:
Inside its black and white packaging, a green heart beats. Rossano Ferretti Parma products benefit from the best that nature can offer for the beauty of hair, using the best natural ingredients and the latest skin and haircare technology.

The Rossano Ferretti Parma hair care portfolio is the result of three generations of Italian hairdressing heritage.

This product is also cruelty-free and 100 percent made In Italy.

Clean at Sephora
When you spot our Clean seal, you can be sure we’ve checked that this brand’s product is made without the ingredients you told us you’d most like to avoid.

Clean at Sephora™ is formulated without:
Sulfates SLS and SLES, parabens, formaldehydes, formaldehyde-releasing agents, phthalates, mineral oil, retinyl palmitate, oxybenzone, coal tar, hydroquinone, triclosan, triclocarban. All skincare, hair, and makeup brands with the Clean Seal have less than one percent of synthetic fragrances.
Size 5 oz/ 150 mL · ITEM 1955616
exclusive· limited edition· buzzworthy· online only
$39.00

It Gives me smooth hair an protects well from the hair drier
What it is: A versatile hair serum that primes, smooths, and softens the hair fibers while protecting against blow-dry heat.

Hair Type: Straight, Wavy, and Curly

Hair Texture: Fine and Medium

Key Benefits: Heat Protection, Straightening/Smoothing, and Color Safe

Formulation: Serum

Highlighted Ingredients:
- Ginkgo Biloba Extract: Provides antioxidant properties.
- SRS Microwaxes: Melt with heat to create flexible bonds between hair fibers.

What Else You Need to Know: Fortified with gingko biloba extract, this serum is the ultimate blow-dry perfecter to provide care and control without sacrificing texture, leaving the hair moisturized and lightweight. This serum is also packed with microwaxes that create flexible bonds between hair fibers when exposed to heat.
Size 1.7 oz/ 50 mL · ITEM 2081735
exclusive· limited edition· buzzworthy· online only
$30.00

Which hair type is it good for?
✔ Straight
✔ Wavy
✔ Curly
✔ Coiled
✔ Tightly Coiled

What it is:
A luminous lightweight shine serum powered by argan and macadamia oils.

Key benefits:
- Creates lightweight shine
- Nourishes and Hydrates
- Controls frizz and flyaways

If you want to know more…
Combat humidity, fight the frizz, and tame out-of-control curls. Frizzy Logic’s signature oil blend, including cold-pressed organic argan oil and macadamia oil, calms and smooths your hair, resists humidity, and adds shine for a silky, lustrous texture.

What else you need to know:
O&M is specially formulated for hairdressers by hairdressers to be safe and gentle while giving salon quality and performance. This product is free of Triclosan, MIT, Propylene Glycol, and Gluten. It comes in recyclable packaging and is Cruelty-free and PETA approved.

Clean at Sephora
Clean at Sephora is formulated without a list of over 50 ingredients, including sulfates (SLS and SLES), parabens, phthalates, and more. For the full list, check out the Ingredients tab.
Size 3.3 oz/ 100 mL · ITEM 2070340
exclusive· limited edition· buzzworthy· online only
$69.00

What it is: An overnight serum for dry hair that softens and nurtures while taming frizz and unruly strands.

Hair Type: Straight, Wavy, and Curly

Hair Texture: Fine, Medium, and Thick

Key Benefits: Hydrates, Fights Frizz, and Softens

Formulation: Serum

Highlighted Ingredients:
- Red Camelia Oil: Protects and nurtures hair.

What Else You Need to Know: This serum is infused with red camelia oil, which is used on the hair for its protective and nurturing qualities. Apply as a nighttime hair treatment for smooth, hydrated, and rejuvenated hair.
ITEM 2122083
exclusive· limited edition· buzzworthy· online only
$25.00

What it is: A smoothing hair oil that eliminates frizz, tames flyaways, and adds shine without weighing hair down or leaving it feeling greasy.

Hair Type: Straight, Wavy, Curly, and Coily

Hair Texture: Fine, Medium, and Thick

Hair Concerns:
- Dryness
- Frizz
- Shine

Key Benefits:
- Eliminates frizz, smooths, and adds shine
- Non-greasy formula
- Nourishes dry or damaged ends

Formulation: Oil

Highlighted Ingredients:
- Coconut Oil: Nourishes and strengthens.
- Prickly Pear Cactus Extract: Adds color dimension and shine.

Ingredient Callouts: Free of sulfates SLS and SLES, parabens, phthalates, and mineral oil. This product is also vegan, cruelty-free, and gluten-free.

What Else You Need to Know: This frizz-fighting oil absorbs into hair for a weightless, non-greasy feel. It uses coconut oil to nourish, while antioxidant-rich prickly pear cactus extract adds color dimension and shine. Apply to dry hair after styling to eliminate frizz, smooth flyaways, and add shine.
Size 3.4 oz/ 100 mL · ITEM 2140234
exclusive· limited edition· buzzworthy· online only
$40.00

Liked this product and will continue to use it...Love it made my hair so soft and I love the packaging...My hair is so soft and bouncy and ALIVE thanks to this product - I've been on a quest to help my hair get healthy after years of bleaching and heat tools, and this has been a huge help in that...I ended up receiving this product complimentary for testing purposes but decided to give it a go
Which hair type is it good for?
✔ Straight
✔ Wavy
✔ Curly
✔ Coiled
✔ Tightly Coiled

What it is:
A reparative, overnight treatment that fights the signs of aging hair while you sleep.

Key benefits:
- Reduces breakage up to 99 percent
- Helps reconstruct damaged hair while you sleep
- Absorbs quickly

If you want to know more…
This hair-repairing and protective formula with caviar bond enforcing technology restores hair at night when hair is recovering from daytime aggressors. This overnight transforming treatment smooths hair cuticles, restoring hair to its healthiest look and feel, so you wake up to transformed tresses. It is clinically proven to help repair, reconstruct, and rebuild hair, while reducing breakage and split ends up to 99 percent.

What it is formulated WITHOUT:
- Sulfates

What else you need to know:
Inspired by the Science of Skincare for Hair®, Caviar Anti-Aging is Alterna’s first comprehensive line of hair care products that address intrinsic (natural aging process), chemical, and environmental aging by infusing hair with the finest, most effective ingredients to restore hydration, strength, vibrancy, and elasticity for more youthful-looking hair. Every product contains pure caviar from the roe of non-endangered sturgeon fish, sustainably farmed in France. This product is rich in vitamins, minerals, and omega fatty acids that help restore hair's lipid layer creating healthier, younger-looking hair.

This product is suitable for color-treated hair and free of added SLS/SLES, DEA/TEA, and synthetic color.
Size 5.1 oz/ 150 mL · ITEM 2201010
exclusive· limited edition· buzzworthy· online only
$37.00

What it is: A lightweight, heat-protecting primer for a flawless blonde result.

Hair Type: Straight, Wavy, Curly, and Coily

Hair Texture: Fine, Medium, and Thick

Hair Concerns: Dryness, Damage/Split Ends/Breakage, and Heat Protection

Formulation: Lightweight Serum

Highlighted Ingredients:
- Hyaluronic Acid: Fills and strengthens fiber damage from within and resurfaces cuticle for uniform porosity.
- Edelweiss Flower: Anti-oxidative power against daily damage and softens and calms sensitized fiber.

What Else You Need to Know: This serum instantly unifies damaged areas of the fiber and provides smoothness and lightness. The unique formula is infused with antioxidants and protects from heat up to 450°F.
Size 1.7 oz/ 50 mL · ITEM 2212629
exclusive· limited edition· buzzworthy· online only
$24.00

What it is: A pre-styling and post-styling serum to evenly coat all hair types with a dry-to-the-touch, never-greasy finish.

Hair Type: Straight, Wavy, Curly, and Coily

Hair Texture: Fine, Medium, and Thick

Hair Concerns: Frizz, Color Safe, and Damage/Split Ends/Breakage

Formulation: Heavy Oil

Highlighted Ingredients:
- Coconut Oil, Benne Oil, and Pecan Oil: Moisturize hair while leaving it full shine without the weight.

Ingredient Callouts: Free of sulfates SLS and SLES, parabens, formaldehydes, formaldehyde-releasing agents, phthalates, and mineral oil. This product is also vegan, cruelty-free, and gluten-free.

What Else You Need to Know: Ever get through your ultimate styling routine and your hair just doesn’t have the shine or softness you hoped for? Well, this serum was born to hydrate, tame down frizz, smooth hair’s surface, and create a blast of shine.
Size 3.4 oz/ 100 mL · ITEM 2250058
exclusive· limited edition· buzzworthy· online only
$37.00

What it is: A hair-smoothing, frizz-controlling serum for unruly and curly hair.

Hair Type: Wavy, Curly, and Coily

Hair Texture: Medium and Thick

Key Benefits: Defrizzes, Smooths, and Hydrates

Formulation: Lightweight Oil

Highlighted Ingredients:
- Shorea Butter: Moisturizes hair.
- Virgin Coconut Oil: Deeply penetrates hair fiber.
- Rosa Muscata Fruit Oil: Protects hair.

What Else You Need to Know: Perfect for thick, curly, and unruly hair, this frizz-controlling oil creates sleek, soft, and more manageable hair. Formulated with morpho-huiles technology, this unique blend of ingredients moisturizes and adds shine while protecting against heat up to 450° F.

Clinical Results: When used with whole range:
- 24-hour manageability in 80% humidity was measured
Size 4 oz/ 120 mL · ITEM 2252708
exclusive· limited edition· buzzworthy· online only
$29.00

What it is: A silky, silicone-free styling serum that reduces blowout time and protects hair from heat (up to 450°F/232°C) for a smooth, long-lasting, frizz-free finish.

Hair Type: Straight, Wavy, Curly, and Coily

Hair Texture: Fine, Medium, and Thick

Key Benefits: Volume, Texture, and Extends Blowouts

Formulation: Lightweight Serum

Highlighted Ingredients:
- Heat-activated Rice Proteins: Help to protect hair against the drying and damaging effects of heat styling (up to 450°F/232°C).
- Pliable Polymer Blend: Coats each hair, providing long-lasting style memory.
- Blend of Fruit Extracts: Helps to increase moisture, boost shine, and control frizz for smoother, healthier-looking hair.

Ingredient Callouts: Free of sulfates SLS and SLES, parabens, and phthalates. This product is also cruelty-free.

What Else You Need to Know: Great for all hair types and safe for all hair colors, this silky-smooth formula reduces blow-dry time while moisturizing, adding shine, and softening. It includes Drybar's Fleur fragrance with notes of jasmine, sandalwood, and black pepper.
Size 2 oz/ 60 mL · ITEM 2301067
exclusive· limited edition· buzzworthy· online only
$47.00

What it is: A lightweight, non-greasy, leave-in serum that strengthens the scalp, nourishes the follicle, and restores essential nutrients to support healthier hair.

Hair Type: Straight, Wavy, Curly, and Coily

Hair Texture: Fine, Medium, and Thick

Hair Concerns:
- Anti-Aging
- Thinning
- Flaky/Dry Scalp

Key Benefits:
- Promotes stronger, healthier hair
- Nourishes and strengthens the scalp
- Non-greasy and fast absorbing

Formulation: Serum

Highlighted Ingredients:
- Caffeine: Helps support follicles.
- Centella Asiatica: Acts as a strengthening agent for the scalp and hair follicles.
- Niacinamide: Supports hair-follicle function.

Ingredient Callouts: Free of sulfates SLS and SLES, parabens, formaldehydes, formaldehyde-releasing agents, phthalates, mineral oil, retinyl palmitate, oxybenzone, coal tar, hydroquinone, triclosan, and triclocarban, and contains less than one percent of synthetic fragrances. This product is also vegan, cruelty-free, gluten-free, and comes in recyclable packaging.

What Else You Need to Know: This serum is formulated with vitamins, caffeine, and a blend of strengthening ingredients to help support healthy hair, while ceramides and kelp promote hydration and nourish the scalp. It is also safe for color-, keratin-, and chemically treated hair.
Size 1.7 oz/ 50 mL · ITEM 2127462
exclusive· limited edition· buzzworthy· online only
$51.00

Which hair type is it good for?
✔ Straight
✔ Wavy
✔ Curly
✔ Coiled
✔ Tightly Coiled

What it is:
A strengthening scalp serum that creates visibly stronger hair from the roots.

Key benefits:
- Recovers damaged hair
- Seals cuticle from root to ends
- Ensures a healthy scalp environment

If you want to know more…
This leave-in treatment reinforces and promotes a healthy scalp. By helping hair at the root, this serum reduces the appearance of split ends as hair grows.
Size 8 oz/ 236 mL · ITEM 1895630
exclusive· limited edition· buzzworthy· online only
$28.00

Which hair type is it good for?
✔ Straight
✔ Wavy
✔ Curly
✔ Coiled
✔ Tightly Coiled

What it is:
A gentle, deep cleansing formula that thoroughly removes buildup without stripping away essential moisture, while adding shine and bounce.

Key benefits:
- Removes product buildup
- Boosts curls bounce and shine
- Helps reduce scalp dryness

If you want to know more…
This rejuvenating serum uses micellar technology to remove buildup without stripping. Abyssinian seed oil and jojoba deliver moisture and shine, adding bounce back to waves and curls. Plus, the lush, refreshing scent captures a purifying, relaxing, and clean feeling.

What it is formulated WITHOUT:
- Parabens
- Sulfates
- Phthalates

What else you need to know:
This product is silicone-free.