According to the Office of Dietary Supplements broccoli sprouts offer is sulforaphane, a powerful anti-cancer compound that helps fight and reduce the risk of developing cancer. You get 20-50x times the cancer protection from eating broccoli sprouts rather than broccoli as a vegetable.
And sulforaphane is the reason why. Broccoli sprouts are broccoli plants that are harvested when the sprouts are approximately five days old. Smoothies with broccoli sprouts tend to be low in calories and can help you incorporate more fruits and leafy green vegetables into your diet. Broccoli sprout smoothies can be prepared ahead of time so that you always have a nutritious and quick snack on hand.