Broccoli : Those who are five servings or more per week of cruciferous veggies were half as likely to develop bladder cancer over a ten year period as men who rarely are them.

• 菜花：每周吃5份或5份以上十字花科蔬菜的人，在10年内，其患膀胱癌的可能性是很少吃十字花科蔬菜的人的一半。