Octopus has a certain nutritional value, can provide the body with high-quality animal protein and other nutrients, but its food, there is no equivalent to the special efficacy of drugs. General per 100 grams of octopus contains 135 calories, of which 18.9 grams of protein, 14 grams of carbohydrates, 0.4 grams of fat, niacin 5.4 milligrams, 447 milligrams of potassium, 65.4 milligrams of sodium, 27 micrograms of selenium. Octopus, rich in animal protein, which has essential amino acids and high absorption rate, can be used as one of the high-quality sources of protein. Most people can consume octopus in moderation to supplement the nutrients needed by the body. However, octopus as a food, does not have the efficacy and effect of medicine, can not cure diseases. People who are allergic to octopus should not eat octopus.