English-Hanzi/What is vitamin A and what does it do?

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Vitamin A is a fat-soluble vitamin that is naturally present in many foods. Vitamin A is important for normal vision, the immune system, and reproduction. Vitamin A also helps the heart, lungs, kidneys, and other organs work properly.

维生素A 是 天然 存在 于 许多 食物 中 的 脂溶性 维生素。维生素A 对于 正常 视力,免疫系统 和 繁殖 是 重要 的。维生素A 也 有助于 心脏,肺,肾脏 和 其他 器官 正常 工作。