Dried grapefruit peel is a colorful, fragrant, and flavorful ingredient in cocktails, fruit drinks, syrups, bitters, and loose tea blends. It may also be tinctured or powdered and taken in capsule form. Known for its antioxidants, the peel is also a functional addition to many topical products, such as soaps, salves, massage oils, facial serums, lotions, and hair care products.