1, duck egg yolk is rich in vitamin A, B vitamins, phospholipids, calcium, phosphorus, iron, potassium and other mineral elements.

2, the human body has the following effects: stimulate the digestive organs, promote gastrointestinal peristalsis, enhance appetite, neutralize stomach acid. Promote human development and cell regeneration, enhance skin elasticity, beauty. Rich in mineral elements, can promote the production of human hemoglobin and bone development, prevention of anemia and osteoporosis, nourishing Yin and blood, suitable for cold, weak women.