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 …
Vitamins and Minerals From A to Z - WebMD
Aug 23, 2022 · 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..
Vitamin | Definition, Types, & Facts | Britannica
Nov 22, 2025 · 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 …
What Are Vitamins, and Why Are They Important? - Verywell Health
Sep 4, 2025 · Vitamins are essential nutrients that help with many body functions, including metabolism and energy. There are two types of vitamins: fat-soluble and water-soluble, each of which is …
Vitamins and Minerals - The Nutrition Source
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 …
What are vitamins, and how do they work? - Medical News Today
Oct 5, 2023 · 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.
Vitamins - MedlinePlus
Jul 17, 2024 · Vitamins are substances that your body needs to grow and develop normally. There are 13 vitamins your body needs; Each has specific jobs.