Our Black Castor Oil contains Glycerin, Hyaluronic Acid, Ricinus Communis(Castor)Seed Oil. It nourishes and protects hair, improves the health of hair follicles and promotes hair growth, and castor oil keeps hair hydrated. Its use method is very simple: after washing your hair, use an eyedropper to take an appropriate amount of essential oil and evenly apply it on your hair, and gently massage until it is completely absorbed. It can deeply awaken dormant hair follicles, promote the growth of new hair, and make hair healthier and thicker.