10 bestHair Serumsof November 2025
112M consumers helped this year.
30% off
1
Botanic Hearth Argan Hair Oil for Adult Hydration, Nourishing, Strengthening, Curly, Frizzy, Dry, Damaged Hair, Non-GMO Verified, 4 fl oz, 1 Count
Botanic Hearth
10.0
15% off
2
Kérastase Nutritive, 8H Magic Night Serum, Nourishing Hair Serum with Niacinamide, Overnight Leave-In Treatment for Dry Hair, Lightweight and Non-Greasy, 90 ml
KERASTASE
10.0
15% off
3
Kérastase Genesis Hair Serum, Hair Thickening Sérum, Nourishing & Fortifying Leave-In Sérum, For Weakened Hair, With Ginger Root & Edelweiss Flower, 90 ml
KERASTASE
9.8
4
L'Oreal Paris Dream lengths Sleek Frizz Eraser Serum with Keratin and Castor Oil, 100 Milliliters
L’Oréal Paris
9.6
5% off
5
Moroccanoil Treatment Hair Oil, 0.85 oz
Moroccanoil
9.3
OtherUp to 15% off
Kérastase Resistance, Strengthening & Healing Serum with Heat Protection, For Over-stressed & Very Damaged Hair, With Fibra-Kap, Sérum Thérapiste, 30ml
Redken All Soft Argan-6 Oil For Dry Hair Deeply Conditions Hair, Adds Softness and Shine With Argan Oil, 3.7 fl. oz.
Kérastase Resistance, Extentioniste Scalp & Hair Sérum, Energizing Leave-In Scalp Serum, Soothing Texture, Stimulates & Protect the Scalp for Healthy Hair, With Ceramides, For All Hair Types, 50 ml
Verb Ghost Oil Vegan Weightless Hair Oil Lightweight Hair Oil Revitalizing Hair Treatment Oil Nourishes and Promotes Shiny Hair Paraben Free, Sulfate Free Smoothing Oil, 2 fl oz
6
Olaplex No. 7 Bond Oil, 30 ml.
Olaplex
9.1
30% off
7
L'Oreal Professionnel Hair Serum, Serioxyl Advanced Serum, Thickening Serum Oil, For All Scalp Types, Scalp Relief,For Hair In Need of Volume and Texture, Serie Expert,Professional, 90 ML
L'OREAL PROFESSIONNEL PARIS
8.8
30% off
8
L’Oréal Professionnel 10-in-1 Leave-in Oil for Dry And Damaged Hair, With Protein. Gold Quinoa and Wheat Germ Oil, Nourishes, Resurfaces and Repairs, Serie Expert Absolut Repair, 90 ml
L'OREAL PROFESSIONNEL PARIS
8.5
5% off
9
Nioxin Ultimate Power Serum, Leave-In Hair Treatment with Caffeine, Lauric Acid, Niacinamide And Sandalore, Prevent Hair Damage, 2.3 oz
Nioxin
8.2
10
Kérastase Nutritive, Hydrating Scalp Serum for Dry Hair, With Niacinamide and Vitamins, Moisturising and Revitalising, Fast Absorbing and Non Greasy, Nutri-Supplement, 90 ml
KERASTASE
7.9
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