Salmon head is rich in nutritional value, tender meat, rich in protein, unsaturated fatty acids, lecithin and minerals such as potassium, sodium and iron required by human body, in addition to biological active substances such as EPA and DHA. The different nutrients in salmon heads have different effects on the human body. Salmon head contains protein and mineral elements, protein can promote human development and repair of injured cells; mineral elements can interact with some protein enzymes in the body, which may help the body’s sugar and lipid metabolism; potassium, sodium and other minerals and protein together can maintain the body’s water and salt balance; protein and copper, iron and other elements, moderate consumption can promote the body to improve resistance; human intake of vitamin D. It can promote calcium absorption; salmon head contains vitamin A, which can help improve vision and reduce the risk of night blindness; salmon head is also rich in DHA and other active substances can help promote brain function, it is recommended that children eat salmon head in moderation, which has certain benefits for growth and development. Due to the purine content in salmon heads, gout patients, allergy sufferers and pregnant women should consume with caution. It is recommended to consume salmon meat instead of salmon head for healthier conditions. Salmon should be purchased with attention to the source to avoid parasites and other infections from salmon of unknown origin after consumption.