蛋黄素

例句：

1. 1. Egg yolk contains a variety of nutrients, including vitamins and minerals.
   蛋黄含有各种营养素，包括维生素和矿物质。
2. 2. The egg yolk is rich in fats and proteins, which are essential for the body's growth and development.
   蛋黄富含脂肪和蛋白质，对身体健康的生长和发展至关重要。
3. 3.Egg yolk is also used as an ingredient in some cosmetics and skincare products.
   蛋黄也被用作某些化妆品和护肤品的成分。