Followers of the grapefruit diet eat half a grapefruit or a serving of grapefruit juice with every low-calorie, high-protein meal. 葡萄柚餐的追随者吃半个葡萄柚或者一份有葡萄油汁的低卡路里,高蛋白的套餐。 17. 25kb Vegetable juice is every bit as nutritious as fruit juice with about half...