- Vitamin | Definition, Types, Facts | Britannica
Vitamins are any of several organic substances that are necessary in small quantities for normal health and growth in higher forms of animal life They are usually designated by selected letters of the alphabet, as in vitamin C, though they are also designated by chemical names
- Vitamins and Minerals From A to Z - WebMD
Find out from WebMD's slideshow which vitamins and minerals your body needs, what they do, and what foods you can eat to get them
- Vitamins: What are they, and what do they do? - Medical News Today
This article explains what vitamins are, what they do, and which foods are good sources Follow the links in blue below for more information about each vitamin
- Vitamin - Wikipedia
In humans there are 13 vitamins: 4 fat-soluble (A, D, E, and K) and 9 water-soluble (8 B vitamins and vitamin C) Water-soluble vitamins dissolve easily in water and, in general, are readily excreted from the body, to the degree that urinary output is a strong predictor of vitamin consumption [47]
- What Are Vitamins, and Why Are They Important? - Verywell Health
Vitamins are essential nutrients that you must obtain through your diet The two types of vitamins, fat-soluble and water-soluble, are needed for many vital bodily processes, including metabolism, DNA synthesis, and reproduction
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