Vitamin | Definition, Types, & Facts | Britannica
Jan 2, 2026 · Vitamin, any of several organic substances that are necessary in small quantities for normal health and growth in higher forms of animal life. Vitamins generally cannot be …
Vitamin - Wikipedia
The term "vitamin" was derived from "vitamine", a portmanteau coined in 1912 by the biochemist Casimir Funk while working at the Lister Institute of Preventive Medicine. [34]
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
Vitamin and Mineral Supplement Fact Sheets
This collection of fact sheets and other resources from the NIH Office of Dietary Supplements (ODS) and other federal government sources provides information about dietary supplements …
Vitamins A, B, C, D, E, and K: Key Benefits and Food Sources
Jan 31, 2025 · https://ods.od.nih.gov/factsheets/VitaminE-Consumer/ Vitamin K: Fact sheet for consumers [Fact sheet]. (2021). https://ods.od.nih.gov/factsheets/VitaminK-Consumer/
Vitamins & Supplements - WebMD
Get all the information you need on vitamins and supplements, from A to Z, with WebMD's comprehensive database. Our expert resources cover everything from health benefits to …
Vitamins: MedlinePlus Medical Encyclopedia
Jan 21, 2025 · Vitamins are a group of substances that are needed for normal cell function, growth, and development.