1. Boiled eggs are rich in nutrients, including protein, cholesterol, unsaturated fatty acids, calcium, iron, phosphorus and other minerals. Among them, protein content is the highest, followed by cholesterol and unsaturated fatty acids. The content is low.

2. Protein. Boiled eggs have the highest protein absorption and utilization rate among all ways of eating eggs. It is currently the best way to supplement protein with food and can play a role in strengthening the body.

3. Lecithin. Eggs contain a lot of lecithin, which is an important substance for human brain development. The lecithin in boiled eggs is less destructive and highly absorbed. It is especially suitable for children and the elderly to improve intelligence and brain health.