Crab is a mild-tasting crustacean that is low in fat and contains just 82 calories per 3-ounce serving. The seafood supplies key vitamins and minerals that support good health, and can be an occasional part of your diet.
There is a widespread notion, that crabs are not good for your health. Nutritionists however argue that crab meat is nutritionally good as it is high in vitamins and high quality proteins and amino acids. It is also rich in minerals such as calcium, copper, zinc, phosphorus and iron, while having lower levels of fat and carbohydrates