Capsicum is vegetables commonly called as the bell pepper. Capsicum is found in different colors like green, red, yellow etc. The scientific name of capsicum is Capsicum annuum. It contains protein, carbohydrates, Vitamin A, Vitamin C, Vitamin K, calcium, iron, Magnesium, Sodium, zinc, copper, manganese, thiamin etc. Capsicums are good for eyes, prevent cancer like prostate cancer, bladder cancer, pancreas cancer etc. Green capsicums are good for immune system, cure iron deficiency, stimulates hair growth etc.