Nutritional value of eggs;
1. Eggs contain almost all nutrients necessary for human body, such as protein, fat, vitellin, lecithin, vitamins, iron, calcium and potassium, and are called "ideal nutrition bank".
2. The nutrients contained in eggs are second only to breast milk. An egg contains the same calories as half an apple or half a glass of milk, but it also contains 8% phosphorus, 4% zinc, 4% iron, 12.6% protein, 6% vitamin D, 3% vitamin E, 6% vitamin A, 2% vitamin B, 5% vitamin B2, and 5% vitamin B.