If you are not allergic to fish, eating fish properly can supplement the nutrients (such as high-quality protein) that your body lacks, which is beneficial to your body. Fish is a protein-rich food. Take bighead carp as an example, 100 grams of bighead carp contains 100 calories, 4.7 grams of carbohydrates, 15.3 grams of proteins, 2.2 grams of fats, 112 milligrams of cholesterol, 82 milligrams of calcium, and 34 IU of vitamin A. Normal people who are not allergic to fish and eat fish properly can supplement the nutrients needed by the organism, the protein content of which has a high absorption rate and is a high-quality source of protein. However, it should be noted that if the person who is allergic to fish, it is generally not recommended to eat fish, inadvertent intake may induce an allergic reaction, serious cases of shock, seriously jeopardize the health of the body.