Oyster is a common name, which generally refers to oysters, which are not high in calories. Oysters are a kind of high-quality seafood shellfish with delicious meat flavor and rich nutritional value. 100 grams of oysters contain 10.9 grams of protein, 94 mg of cholesterol, 100 mg of phosphorus, 375 mg of potassium, etc. Eating some oysters on a daily basis is beneficial to the body’s intake of nutrients. Moreover, oyster is not a high-calorie food, 100 grams of oyster has 241 kilojoules of calories (lower than that of banana), and proper intake of oyster will not lead to fat accumulation. However, it is not recommended to eat too many oysters at one time. If you consume too much at one time, you may have excess calories, and the remaining calories will be converted into fat and accumulate in the body, thus leading to weight gain. When eating oysters on a daily basis, you can combine oysters with a variety of foods to make the nutrition more balanced.