Scalp serum is an essential product for anyone looking to enhance hair health and promote growth. The 10 best scalp serums available in 2025 offer a range of benefits, from nourishing the scalp to reducing dandruff and stimulating hair follicles. These serums are formulated with powerful ingredients like biotin, essential oils, and botanical extracts, ensuring that your scalp receives the care it deserves. Whether you're dealing with thinning hair or simply want to maintain a healthy scalp environment, these top-rated serums can make a significant difference in your hair care routine.
SALE
−$14.40
Divi Scalp Serum for Thinning Hair, 30ml – Clinically Tested, Nourishing Formula with Amino Acids, Caffeine & Rosemary Oil – Promotes Healthy Scalp & Fuller-Looking Hair, Reduces Oil & Product Buildup
- AWARD-WINNING, CLINICALLY TESTED FORMULA – Divi’s Scalp Serum is designed to nourish your scalp and promote a fuller, healthier-looking head of hair. In a 12-week study, 90% of participants saw improvement in hair fullness, and 87% noticed increased hair density.
- TARGETS THINNING HAIR – Formulated with powerful ingredients like amino acids, caffeine, peptides, and rosemary oil, this serum helps reduce the appearance of thinning hair while creating a clean, healthy scalp environment for optimal hair growth.
- REDUCES PRODUCT & OIL BUILDUP – Cleanse your scalp from daily buildup. Divi Scalp Serum works to reduce excess oil and product accumulation, ensuring a fresh, balanced scalp.
- EASY TO USE – Apply daily to wet or dry hair. Simply shake the bottle, apply to problem areas on the scalp, and gently massage. No need to rinse! Perfect for both morning and night routines.
- FOR ALL HAIR TYPES & EXTENSION SAFE – Ideal for those experiencing hair shedding or thinning, dry scalps, or frequent tight hairstyles. Safe for use with hair extensions and perfect for starting a healthy scalp care routine.
$33.60
SALE
−$2.79
Mielle Organics Rosemary Mint Scalp & Hair Strengthening Oil for All Hair Types, 2 Ounce
- NOURISH & STRENGTHEN: Our nutrient-rich, biotin-infused treatment can be used as part of your everyday hair care routine or as an intensive deep treatment to prevent damage for strong, lustrous hair with a fresh, invigorating scent
- SMOOTH SPLIT ENDS: This lightweight treatment nourishes split ends for a sleek look; Apply to the ends of hair before you shampoo to soothe and smooth for a healthy, shiny finish that can be air-dried or styled as desired
- SOOTHE DRY SCALP: This rich blend of over 30 essential oils and nutrients deeply penetrates the scalp to increase circulation, combat dandruff, and comfort itchy, sensitive skin while working to strengthen, lengthen, nourish, and protect hair
- SAFE FOR ALL HAIR TYPES: Our versatile Rosemary Mint Scalp & Hair Strengthening Oil promotes radiant hair for all hair types and deeply nourishes types 3A to 4C, chemically-treated hair, braids, weaves, and both low and high porosity level hair
- BY WOMEN FOR WOMEN: Mielle Organics aims to empower women of all hair types and styles with powerful products and gentle, organic ingredients that amplify your natural beauty and are the “root to results” that leave you looking and feeling your best
$7.18
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−$5.10
Pacifica Scalp Serum – Rosemary Mint Scalp Love Serum - Scalp Treatment for Dry Itchy Scalp w/Witch Hazel for Scalp Detox & Moisturizing, Vegan & Cruelty-Free, 2 oz
- Detoxifies Scalp & Removes Buildup – Clarify your scalp with our Rosemary Mint Scalp Love Serum. This scalp detox treatment uses witch hazel and sage to dissolve excess oil, product buildup, and flakes that clog hair follicles. Enjoy a truly clarifying scalp serum that leaves your roots clean and primed for healthy growth. Regular use helps unclog scalp pores and balance sebum, creating a healthier environment for your hair.
- Soothes Dry, Itchy & Flaky Scalp – Instant relief for dry itchy scalp! Infused with calming herbal extracts, this serum soothes irritation and quenches dryness on contact. Peppermint and rosemary essential oils provide a cooling sensation to comfort itchy, sensitive scalps, while aloe vera and vitamin B5 deeply moisturize. No more constant scratching – just a calm, hydrated scalp free of flakes and dandruff.
- Supports Hair Growth & Strength – Nourish your roots for stronger, fuller-looking hair. Our serum is a great addition to any hair growth regimen, harnessing the power of rosemary to stimulate the scalp and encourage circulation to hair follicles. By clearing blockages and dryness, it helps reduce breakage and shedding. Users report thicker, healthier strands over time when adding this to their routine – making it an excellent hair growth serum companion to your regular hair care.
- Lightweight, Leave-In Formula (No Greasy Residue) – Unlike heavy oils, this non-greasy scalp treatment absorbs quickly and doesn’t weigh hair down. The texture is light enough for all hair types – from fine, oily hair to 4C curly hair – and won’t leave behind flakes or stickiness. Use it as an overnight scalp serum or before styling; you’ll wake up to a refreshed scalp with no need to re-wash. Customers love that it’s lightweight and easy to apply, calling it “pleasantly scented and not oily”
- Vegan, Clean Ingredients – Pacifica’s values shine in this vegan & cruelty-free scalp serum. We’ve formulated it without parabens, phthalates, sulfates, or silicones – only clean, plant-based ingredients like witch hazel, rosemary, thyme and sage. Made in the USA, our serum is safe for color-treated hair and all genders. Enjoy a scalp treatment that is as gentle on the planet as it is on your skin, with a refreshing natural rosemary mint scent (no artificial fragrance).
$8.90
SALE
−$3.10
Dove Scalp + Hair Therapy Density Boost Serum Fullness Restore Visibly Thicker Hair In As Soon As 30 Days, Hydrating & Fast-Absorbing, Instantly Relieves Dry Scalp 2 Fl oz
- VISIBLY INCREASED DENSITY: Restores and boosts hair fullness, strength, and thickness you can see in as soon as 30 days, while serving double duty as a hydrating, dry scalp treatment
- BOOSTED RESULTS: Thicker, stronger, fuller hair was experienced by 89% of women who consistently used this scalp serum over time.* *Independent clinical trial with 74 women over 90 days
- DEVELOPED WITH DERMATOLOGISTS: Our a fast-absorbing, hair thickening, and itchy scalp treatment was developed with dermatologists and Dove skin care expertise
- LIGHTWEIGHT FORMULA: This water-light hair and scalp treatment nourishes and increases hair density with fuller strands from root-to-tip without feeling greasy
- SKIN CARE INGREDIENTS: Hair serum for increased scalp care is infused with vitamin B3, vitamin E, zinc and peptides to promote hair density
$6.89
OUAI Scalp Serum - Balancing Hair Serum with Red Clover Extract, Siberian Ginseng and Peptides for Thicker and Fuller-Looking Hair - Paraben, Phthalate and Sulfate Free Scalp Care (2 Fl Oz)
- Healthy Hair Starts with the Scalp - OUAI's new skin care-inspired serum is unlike other hair care because it gets to the root of healthy hair. This scalp oil supports thicker, fuller-looking hair. Designed to create a healthy barrier, promote hydration, and reduce discomfort for all hair types.
- This is the OUAI to Grow - The combination of hyaluronic acid with nourishing Adaptogens like Arctic Root, Siberian Ginseng, and Chaga Mushroom delivers powerful hydration to a dry scalp. Created with OUAI's signature scent Cape Town, this scalp serum features a calming and earthy fragrance with notes of spearmint, ginger, basil, and green fig.
- OUAI Means Yes - In that casual Parisian way. OUAI is about being better IRL. It's about having honest conversations with our community. It's about letting go of unrealistic expectations and embracing your imperfections.
- Formulas That Get The Job Done - All OUAI hair care products including this soothing scalp oil are carefully crafted to cut styling time and nourish your hair health. We put the good stuff in and leave the bad stuff out, without ever sacrificing quality.
- For Real Life, For Real People - OUAI offers luxury hair products at affordable prices that are user-friendly — no glam squad needed. Apply the scalp care serum daily for best results.
$52.00
SALE
−$1.32
Marc Anthony Grow Long Scalp & Hair Serum - Anti-Breakage Formula Nourish, Strengthen & Hydrate Scalp & Hair Follicles - Natural Shine & Fuller-Looking Hair Strands from Root to Tip, 2 fl oz
- Grow Long Scalp & Hair Serum: This anti-breakage Scalp & Hair Serum from Marc Anthony promotes hair length by strengthening hair fibers at the root, creating a great foundation for stronger, longer growing hair. Does not grow new hair. 2 fl oz.
- Long Hair, Don’t Care: Formulated to help you achieve those perfect lengths without limits, our Grow Long collection features moisturizing, anti-breakage formulas blended with Caffeine and Ginseng for stronger, longer, healthier looking hair.
- Essential Ingredients: Infused with Rosemary Oil to help strengthen hair follicles and improve scalp health while a conditioning blend of Caffeine, Ginseng, and Biotin helps protect your lengths from future breakage.
- How To Use: On damp or dry hair, apply to the scalp in sections, massaging as you go. Comb through and style as usual. For the best results, nourish your hair with the entire Grow Long collection. Perfect for all hair types.
- Endless Haircare Innovation: The Marc Anthony team of style-makers and beauty lovers travel the world to bring you the best ingredients to create professional quality products. Our products are paraben-free, SLS-free, sulfate-free, and phthalate-free.
$8.67
SALE
−$2.96
DERMA E Scalp Relief Treatment, Soothes Itch and Promotes Scalp Health
- SCALP RELIEF TREATMENT: This powerful water-based dry scalp treatment soothes, calms and nourishes an itchy scalp and promotes repair as it replenishes and moisturizes for a balanced, healthy scalp.
- COOL + HYDRATE: The Menthol and Tea Tree Oil scalp serum helps calm and cool itching for on-contact scalp relief while Aloe Vera soothes and moisturizes dry skin, reducing flakiness and irritation.
- NATURAL FORMULA: Packed full of natural ingredients: Sea Kelp and Amla Extract deeply moisturize, and a proprietary Herbal Blend with Neem, Burdock and Bearberry hydrates dry scalp.
- DAILY HAIR CARE: For best results, apply the scalp relief serum after washing and before styling. Part hair into sections and apply a few drops to each section. Massage the scalp moisturizer into the scalp and do not rinse.
- DERMA E: Clean beauty products that harness nature’s most effective ingredients. 100% vegan and cruelty-free, our eco-ethical hair care products contain no parabens, sulfates, mineral oil, petrolatum, lanolin, gluten, soy or GMOs.
$12.99
The Ordinary Multi-Peptide Serum for Hair Density, Peptide-Powered Formula for Thicker, Fuller Looking Hair, 2 Fl Oz
- CONCENTRATED HAIR TREATMENT: A lightweight leave-in serum designed to promote thicker, fuller, and denser-looking hair by supporting the scalp.
- PEPTIDE TECHNOLOGIES: Formulated with REDENSYL, Procapil, CAPIXYL, BAICAPIL, AnaGain, and High-Solubility Caffeine to visibly enhance hair vitality and promote a denser appearance.
- PLANT-BASED EXTRACTS: Contains natural ingredients such as Larix Europaea Wood Extract, Pisum Sativum Extract, and Camellia Sinensis Leaf Extract to nourish the scalp.
- DAILY USE: Apply a few drops to clean, dry scalp once daily, preferably at bedtime, for optimal results.
- FREE FROM: Cruelty-free, gluten-free, vegan, alcohol-free, and silicone-free.
$22.80
SALE
−$3.75
Seapuri Scalpy Hair Growth Serum for Hair Loss & Thinning | Mothers Day Gifts for Mom | Scalp Massager Treatment w/Salicylic Acid, Menthol, Dexpanthenol | Non-Greasy, Lightweight | Exfoliate Dandruff
- HAIR GROWTH & HAIR LOSS PREVENTION – Clinically tested to reactivate dormant follicles, reverse thinning, and prevent hair loss for thicker, fuller hair.
- PET-SAFE, MINOXIDIL-FREE FORMULA WITH PROVEN INGREDIENTS – Salicylic Acid, Dex-Panthenol, and L-Menthol along with mineral-rich Glacier Water strengthen roots and accelerate hair growth. No parabens, silicones, or harsh chemicals.
- NON-GREASY, COOLING SCALP TREATMENT – Fast-absorbing formula that instantly cools down the scalp and soothes the follicles without leaving a greasy residue. Maintains the hair volume without weighing down the roots.
- INNOVATIVE TRIPLE ROLLER APPLICATOR FOR MAXIMUM ABSORPTION – A metal-ball massaging applicator delivers the formula directly to the roots, boosting blood flow and ensuring deep penetration, hence better results.
- USE DAILY & FOR ALL HAIR AND SCALP TYPES – Perfect for both men and women with any hair or scalp types. Use daily for best results and experience stronger, thicker, and healthier hair over time.
$21.24
KÉRASTASE Initialiste Hair Serum, Hair & Scalp Treatment, Thickens, Strengthens & Prevents Damage, Adds Softness & Shine for Thin & Weakened Hair, 2.2 Fl Oz
- Hair & Scalp Serum: Advanced scalp and hair serum that strengthens hair and reduces hair breakage by restoring uniformity and smoothness
- Benefits: Adds shine and softness from lengths to ends while creating stronger, healthier-looking hair that is less prone to breakage beginning at the scalp
- Additional Benefits: Hydrating serum that nourishes the scalp and adds lightweight texture without greasy feel while illuminates the hair
- Suggested Use: Recommended to use 3x a week. Apply directly to the scalp on cleansed, towel-dried hair. Move from the front to the back of the head. Massaging the serum to distribute evenly. Leave in
- Initialiste Hair Care: Transforms weak hair beginning at the scalp. Formulated with active ingredients that strengthen and prevent future hair breakage without a greasy look or feeling
$62.00
Last update on 2025-05-02 / Affiliate links / Images from Amazon Product Advertising API