The oil in the belly of fish belongs to adipose tissue, so it is no problem to eat this oil. It is rich in nutrients, which contributes to the accumulation of body fat and weight gain. The nutritional value of this oil is much richer than that of vegetable oil, and it contains a lot of vitamin E and vitamin C. It can effectively resist oxidation, delay skin aging, increase skin collagen, whiten skin to a certain extent, provide abundant calories for human metabolism, and quickly relieve hunger after eating.