Dog meat is very rich in nutritional value, which contains a lot of protein, flavanols, calcium ions, zinc ions, organic acids and a variety of vitamins. After eating an appropriate amount of dog meat, it can effectively enhance the body's immunity and improve the body's function. From the perspective of traditional Chinese medicine, dog meat is warm in nature and tastes salty and sour. It can warm yang and tonify kidney, and has a certain effect of keeping out the cold. It can also replenish middle and Qi, and has a good improvement effect on some elderly patients with Yang deficiency. In addition, vitamin A and vitamin E in dog meat can effectively alleviate visual fatigue and nourish the optic nerve.