Black Cumin Oily Skin Care Serum Thanks to the minerals and vitamins contained in the natural black cumin oil in its formula, it nourishes the skin and provides permanent moisturizing and prevents it from drying out. Thanks to the minerals and vitamins contained in the natural black cumin oil in its formula, it nourishes the skin and provides permanent moisturizing and prevents it from drying out. When used by massaging the hair ends, it nourishes weak hair and helps in the care of hair. Usage: It is applied to the face, body and hair in the morning and / or evening. It helps your skin and hair look more well-groomed by nourishing it. It is for external use.