Experts in South Yin and Yang cuisine suggest that people often use the saying that "children who eat fish are smarter, elderly people who eat fish are healthier, women who eat fish are more beautiful, men who eat fish are stronger, and people who eat fish are more prosperous" to describe the nutritional value of fish to human body. Compared with ordinary fish, tuna has more edible value and nutritional efficacy than ordinary fish, and can be called the "king of nutrition" in fish, which is suitable for consumers of all ages, especially the elderly and adolescents in the growth and development period;

(1) is helpful to increase brain cells, promote brain development, broaden brain information network, improve brain memory and other functions: DHA is rich;

(2) It helps to promote nutritional metabolism and is suitable for children's growth and development: it is rich in vitamin B6 and pantothenic acid;

(3) Best for beauty and health: Tuna sashimi is a healthy beauty food with high protein and low calorie, which can balance nutrition and lose weight; (4) Prevention and treatment of anemia: Modern people are prone to anemia. Tuna contains iron and vitamin B 12, which helps to prevent anemia and improve anemia symptoms.

(5) Prevention of arteriosclerosis: Taurine contained in tuna can inhibit the excitement of sympathetic nerve, reduce blood pressure and cholesterol in blood, and prevent arteriosclerosis;

(6) Prevention of acute infarction: EPA (eicosapentaenoic acid) contained in tuna is a biological regulator, which can prevent the deposition of malignant cholesterol and prevent thrombosis;

(7) Anti-aging: When people are over 20 years old, cells will age, and tuna is rich in nucleic acid, which can prevent aging;

(8) Tuna is the best source of protein: the protein biological value of tuna reaches 90, indicating that it is a kind of protein with excellent coordination with amino acids;

(9) Protecting liver function: tuna meat is rich in methionine and cystine;