Moderate consumption of mentai fish is not harmful to the human body, but can also provide the body with protein and other nutrients, excessive consumption is likely to lead to indigestion, increase the burden on the liver and kidneys, dyslipidemia and other hazards. Mentai fish, also known as cod, per 100 grams of mentai fish can provide 88 calories, containing 0.5 grams of carbohydrates, 20.4 grams of protein, 0.5 grams of fat, 114 milligrams of cholesterol, 42 milligrams of calcium, 0.5 milligrams of iron. Mentai fish fat contains more vitamin D and DHA and other nutrients, which are beneficial to human health when consumed in moderation and can supplement the above nutrients. However, excessive consumption of mentaiko may lead to indigestion, abdominal pain, bloating, nausea and other symptoms due to its high protein content. At the same time, protein needs to be metabolized by the liver and kidneys, which increases the burden on the liver and kidneys when consumed in excess. In addition, the cholesterol content of mentaiko is not low, hypercholesterolemia, hyperlipidemia patients, should not be consumed in excess; mentaiko allergic people should not be consumed. It is recommended to consume a moderate amount of mentaiko, together with cereals and vegetables to achieve a balanced and reasonable diet.