Minerals
Apart from vitamins, the powerhouse cruciferous vegetables are also packed with the other important micronutrients—minerals. Both vegetables are high in calcium, iron, and magnesium.
Calcium is crucial for the maintenance and development of teeth and bones, and iron helps with your body’s energy production. Magnesium prevents calcium deposits and also acts as a muscle relaxant.
A cup of cooked broccoli is considered a better dietary source of all three minerals. Broccoli contains 74.7 mg of calcium, and cauliflower only has about 19.8 mg; broccoli has 1.4 mg of iron. Meanwhile, cauliflower provides 0.41 mg; and broccoli is a very good source of magnesium with 39.0 mg—about 10% of your daily value—while cauliflower only has 11.2 mg of magnesium.
Broccoli is also a better source of manganese, potassium, phosphorus, and zinc.
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