Vitamins are essential nutrients that the body needs in small amounts to function properly. They play crucial roles in various bodily processes, including supporting growth, maintaining healthy skin, boosting immunity, and assisting in metabolism. There are 13 essential vitamins, each with its own specific functions and sources. These include vitamins A, B, which includes several individual B vitamins, C, D, E, and K. Vitamins are obtained through the diet, primarily from fruits, vegetables, whole grains, dairy products, and meats.

“vitamin”的英语定义和含义

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