A true innovation from the Leonor Greyl Paris labs, Regenerescence Naturelle Stimulating and Purifying Scalp Oil delivers essential nutrients for a noticeably healthier scalp. Formulated to treat any scalp condition and significantly improve hair loss, this stimulating and purifying treatment is formulated with a cocktail of 100% natural essential and botanical oils, amino acids, and proteins that nourish, protect, and encourage growth..Dissolves dandruff and dead skin cells while increasing circulation to prevent scalp deficiencies.Cruelty-free and color-safe.Free of Parabens, Silicones, Coal Tar, and SLS.0.67 fl oz.Once or twice a week, apply to dry scalp in sections, and gently massage in.Leave on for at least 15 minutes or overnight if desired, then shampoo out