
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 - 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 …
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..
Vitamins: What are they, and what do they do? - Medical News Today
Oct 5, 2023 · Vitamins are essential to human health. Here, learn about each of the 13 vitamins, including good sources and how they help. Learn more here.
Vitamin | Definition, Types, & Facts | Britannica
Feb 14, 2026 · Vitamins, on the other hand, generally cannot be synthesized in amounts sufficient to meet bodily needs and therefore must be obtained from the diet or from some synthetic source. For …
What Are Vitamins, and Why Are They Important? - Verywell Health
Sep 4, 2025 · 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 …
Vitamins & Minerals - Cleveland Clinic
Oct 1, 2025 · What are vitamins and minerals? 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 …
Vitamins: MedlinePlus Medical Encyclopedia
Jan 21, 2025 · Vitamins are a group of substances that are needed for normal cell function, growth, and development.
Vitamin and Mineral Supplement Fact Sheets
These include vitamins, minerals, herbs and botanicals, probiotics, and more. Many of these resources are available in versions written for health professionals and for consumers (in both English and …