Vitamins B6 and C, magnesium, selenium, calcium, iron, potassium, and fibre are all found in cauliflower. Cauliflower, a cruciferous vegetable, prevents cell destruction and free radicals, as well as colds, infections, and bronchitis. It has a very low-calorie count and therefore helps weight loss. It includes allicin, a drug that helps to resist cardiovascular disorders.