Octopus generally refers to octopus, the nutritional value of octopus is that it can provide the body with protein and other nutrients, but it is worth noting that octopus is contraindicated for those who are allergic to seafood. Usually 100g of octopus contains 86.4g of water, 1.2g of ash, 1.4g of carbohydrates, 114mg of cholesterol, 10.6g of protein, 219KJ of energy, as well as 7.0μg of vitamin A, 1.40mg of niacin, 0.07mg of thiamin, 0.13mg of riboflavin and other vitamins. Octopus contains high quality animal protein, but its calorie content is low, so moderate consumption will not lead to excessive calorie intake. Usually eat octopus in moderation for the body to replenish the required nutrients, but seafood allergy to the crowd to avoid eating octopus, to prevent eating octopus after an allergic reaction, such as skin rashes, itching, edema of the larynx, dyspnea and so on. Octopus cholesterol content is high, patients with abnormal lipid metabolism should not consume large quantities. The nutritional value of octopus is relatively rich, usually eat octopus in moderation, should not eat too much octopus. Those who are allergic to octopus should not eat octopus.