10 bestSerum Treatment For Thinning Hairsof December 2025
112M consumers helped this year.
1

Hair Growth Oil 100% Natural Hair Oil with Caffeine, Biotin, Castor Oil, Argan Oil, Coconut Oil, and Rosemary Oil Effective Thickening Mask & Hair Loss Treatment
Forest & Shore

9.9
18% off
2

Kérastase Genesis Hair Serum, Nourishing & Fortifying Leave-In Conditioner, For Weakened Hair, With Ginger Root & Edelweiss Flower, Sérum Anti-Chute Fortifiant, 90 ml
KERASTASE

9.8
43% off
3

Nioxin Sandalore Anti Hair Loss Treatment Serum, 70 ml
NIOXIN

9.6
12% off
4

Watermans Grow More Elixir: Hair Growth Serum, Leave-In Scalp Treatment for Hair Loss & Thickening Hair. Boost Growth for Both Women & Men
WATERMANS

9.3
5

Nioxin Professional Anti-Hair Loss Leave-On Scalp Treatment - Hair Growth Serum for Thinning Hair with Caffeine & Niacinamide (70ml)
NIOXIN

9.0
Other
6

Nioxin System 4 Scalp + Hair Thickening Treatment- Serum for Damaged Hair with Progressed Thinning, 100ml
NIOXIN

8.8
26% off
7

L'Oréal Professionnel Serioxyl Advanced Density Activator Serum, Densifying Scalp Treatment for Thinning Hair, Serie Expert, 90ml
L'Oréal Professionnel

8.5
8

Nioxin System 2 Scalp + Hair Thickening Treatment - Hair Loss Serum for Natural Hair with Progressed Thinning - With Niacinamide & Biotin (100ml)
NIOXIN

8.2
43% off
9

NIOXIN Night Density Rescue Intensive Therapy Treatment, 70 ml
NIOXIN

7.9
50% off
10

Pantene Menopause Hair Serum, Leave-In Thickening Hair Spray & Scalp Treatment, Anti Hair Loss, Densifies Thinning Hair, Vitamin B3 & White Tea, Hair Thickening Products For Women, Hair Biology, 100ml
Pantene

7.7
Best Reviews Guide Newsletter
Get exclusive articles, recommendations, shopping tips, and sales alerts
Sign up for our newsletter to receive weekly recommendations about seasonal and trendy products
Thank you for subscribing!
By submitting your email address you agree to our Terms and Conditions and Privacy Policy



