Our Hair Essential Oil Care capsules (black) contain aloe vera extract, chestnut oil, argan oil. It can deeply nourish hair. Repair damaged hair and enhance hair toughness. The way to use it is simple: 1. Clean your hair and keep it slightly dry. 2. Take a capsule, squeeze it open, and apply the essential oil directly to your hair. 3. Gently massage until fully absorbed. Locks in moisture, prevents dryness and frizz, and leaves hair smooth and shiny.