From Hairmax, this serum features: Our leave-in, deeply hydrating serum supports healthy hair and scalp with a concentrated blend of peptides, vitamins and vital extracts. It helps fight the signs of chronological aging and lays the groundwork for healthy hair development for fuller, thicker, healthier-looking hair. Our unique liposome delivery system allows optimal absorption of the active ingredients into the hair follicle. A blend of 47 essential oils provides an aromatherapeutic experience to invigorate your scalp and delight your senses.     What it does: Helps fight the signs of chronological aging Nourishes and fortifies hair and scalp Supports healthy, youthful scalp Provides deep hydration Gently exfoliates and helps strengthen the scalp’s protective barrier Who it’s for: For the special needs of thinning hair. Safe for all hair types, color and chemically treated hair. How to use it:Use on dry hair. Separate hair and apply drops to scalp with dropper provided. Massage scalp area to ensure even distribution. Do not rinse.  Special Stats: 94% said scalp feels less itchy* 90% experienced less dandruff* 88% said scalp feels deeply hydrated instead of dry* 83% said scalp feels healthier* 80% felt their damaged hair looks healthier* *Based on a 42 day independent consumer study with 48 participants using original formula RSN8 Pro Scalp Infusion 1x daily. SULFATE, PARABEN & GLUTEN FREE, SILICONE FREE  2 oz. Made in the USA.