It is suggested to take in a portion of sea food once a week for a healthy diet and attaining goals of good health. Sea food reduces risks of heart attacks and other cardiac problems. Prawns, crab, fish, shrimps etc. are likely packed with vitamins and other minerals that are essential for your body development. Omega 3 in it is a main fatty acid that is known to help with the healthy heart. Although sea foods contains cholesterol but it`s a good one for your health and body. Omega 3 can also help to protect your eyesight and improvising in blurred and fuzzy visions. They contain copper, vitamin D, B vitamins, proteins, zinc, iodine and etc. they are actually more nutritious than caloric, so good for your overall health.