The Kerastase Specifique Hair Serum is a ground-breaking solution for unbalanced scalps. This universal defense serum leverages the power of microbiome science, featuring Bifidus Prebiotics Fraction and antioxidant Vitamin C. The Bifidus Prebiotics Fraction serves as a shield, safeguarding your microbiome against daily external stressors. It nourishes and supports the growth of beneficial scalp bacteria, ensuring a protected scalp barrier. Vitamin C, a potent antioxidant, eliminates the effects of daily aggressors, protecting the scalp and roots against oxidation.

Kérastase invented care for hair in 1964. Since then, they have been offering women and men the best of professional haircare. They have a care-first philosophy since our birth and work with the best hairdressers to provide all women the ultimate solutions to care for their hair. At Kérastase, they create iconic products with rare and highly concentrated ingredients that sink deep into the fibers, healing the hair from the inside out. The result is hair that is resilient, strong, and deeply healthy.

• Use once daily during a three week period. 
• Apply three doses on dry or towel-dried scalp, section by section. 
• One dose = One pipette until the mark. 
• Do not rinse.

Aqua / Water / Eau, Alcohol Denat, Bifida Ferment Lysate, Ascorbyl Glucoside, Aminomethyl Propanol, Peg-40 Hydrogenated Castor Oil, Carbomer, Mannose, Polysorbate 21, Alpha-Glucan Oligosaccharide, Phenoxyethanol, Glycerin, Pentylene Glycol, Polymnia Sonchifolia Root Juice, Faex Extract / Yeast Extract / Extrait De Levure, Sodium Benzoate, Maltodextrin, Limonene, Geraniol, Hexyl Cinnamal, Benzyl Benzoate, Benzyl Alcohol, Lactobacillus, Linalool, Citral, Parfum / Fragrance.