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. [50] 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..

Context Explanation

Vitamins and minerals are micronutrients required by the body to carry out a range of normal functions. However, these micronutrients are not produced in our bodies and must be derived from the food we eat. Biochemists traditionally separate them into two groups, the water-soluble vitamins and the fat-soluble vitamins. The common and chemical names of vitamins of both groups, along with their main biological functions and deficiency symptoms, are listed in the table.

Insight Material

Vitamins are essential to human health. Here, learn about each of the 13 vitamins, including good sources and how they help. Learn more here. What are vitamins, and how do they work? - Medical News Today What are vitamins and minerals?

Final Conclusion

Vitamins and minerals are micronutrients, substances your body needs in small amounts to work properly. They’re part of your body’s internal chemistry, a complex system of chemical reactions that keep you alive and functioning. Vitamins are a group of substances that are needed for normal cell function, growth, and development.