Eel can supplement the body with protein, fat, trace elements and other nutritional values. Every 100 grams of eel contains 18 grams of protein and 1.4 grams of fat, which can be used as a food source for protein and fat supplementation. Eel is rich in trace elements, such as potassium, phosphorus, sodium, etc. Each 100 grams of eel contains 263 milligrams of potassium, 206 milligrams of phosphorus and 70.2 milligrams of sodium. Vitamin A is also relatively rich in eel. The nutritional value of eel is relatively rich, eat eel in moderation can provide the human body with a certain amount of nutrients on the human body’s health, the daily diet is recommended to be balanced, eat eel, moderate with staples, vegetables, soy products, etc., to help the human body to get a full range of nutrients.