Food AGrapefruit, raw, pink and red and white, all areasServing 100 g (100 g) grapefruit, cup sections, with juice (230 g) grapefruit, large (approx 4-1/2" dia) (166 g) grapefruit, medium (approx 4" dia) (128 g) grapefruit, small (approx 3-1/2" dia) (100 g)