Naturally cleansing, antioxidant. Thought to be beneficial for oily skin types. Has been used in hair care to reduce signs of dandruff. Grapefruit Seed Extract is thought to have natural cleansing properties. You can also add it to a base shampoo or conditioner (along with other essential oils if desired) to help combat dandruff. Always use Grapefruit Seed very well diluted especially if you plan to use it in a skincare preparation.