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How many calories does an egg white have?
Each egg white weighs about 30 grams and contains calories 15 calories.

Eating the right amount of egg white won't make you fat. Egg white mainly contains ovalbumin and riboflavin, which is very important for human body to supplement protein, but you should not eat too much. If you eat too much egg white, it will increase your energy. 1g carbohydrate and 1g protein can produce four calories, and 1g fat can produce twice as many calories.

Precautions for eating white eggs

1. The main nutrient in egg white is protein. People with poor liver and kidney will increase the burden on their kidneys if they eat too much.

2. People need limited protein every day. If they eat too much, they may turn into fat and store it in their bodies, leading to obesity.

3, eating too much egg white will be difficult to digest. If you eat the whole egg, the daily intake will not exceed 2; If you only eat protein, your daily intake should not exceed 4.

Refer to the above? Baidu encyclopedia-egg white