Broccoli is a good source of fibre and protein, and contains iron, potassium, calcium, selenium and magnesium as well as the vitamins A, C, E, K and a good array of B vitamins including folic acid. Cooking (Or Not Cooking) Broccoli To Protect Its Nutritional Riches : The Salt Cooking broccoli too long destroys the beneficial enzyme that breaks down chemicals into cancer fighters. The best way to eat it is raw or steamed for just two to three minutes, a nutrition expert says.
