Grapefruit peel may not be a staple in your diet, but it's edible and contains minerals. Peel contains more fiber than pulp.
It includes antioxidant-rich essential oils, polyphenols, and vitamin C. Grapefruit peel contains cancer-fighting chemicals.
Peel contains grapefruit's essential oils. Limonene, or D-limonene, is used to flavor and smell meals.
Grapefruit peel nutrients aren't compared to pulp and juice. Candied grapefruit peel provides nearly three times more fiber than the pulp, according to Purdue University.
Grapefruit peel extracts include vitamin C, hesperidin, and naringin. Flavonoids include hesperidin and naringin.
The sweetness of candied grapefruit peel offsets the tartness, but it adds sugar to your diet. Savory foods benefit from grapefruit peel.