Our hair care serum contains glycerin and hydroxyethyl cellulose. It can nourish and protect hair, improve the health of hair follicles, promote hair growth, can effectively relieve hair loss, and make hair healthier. Castor oil keeps your hair hydrated. Its application method is very simple: clean and dry the scalp, use a dropper to take the appropriate amount of essential oil on the hair, gently massage until completely absorbed. It can deeply awaken dormant hair follicles, promote the growth of new hair, make hair healthier and thicker, and improve the texture of hair, reduce hair breakage and split ends.