Vitamin - Wikipedia
Vitamins are organic molecules (or a set of closely related molecules called vitamers) that are essential to an organism in small …
Vitamins and Minerals From A to Z - WebMD
Aug 23, 2022 · One type comes from animal sources of food. It helps you see at night, make red blood cells, and fight off infections. …
Vitamin | Definition, Types, & Facts | Britannica
Jul 31, 2026 · Vitamins are usually designated by selected letters of the alphabet, as in vitamin D or vitamin C, though they are also …
The Vitamin Shoppe® Official | Vitamins, Health Supplements
Experts agree—astaxanthin is the antioxidant for endurance. Nutritionists and trainers share tips for maximizing results from this …
10 Most Important Vitamins and What They Do for Your Body
Oct 5, 2025 · In this article, we will explore the 10 most important vitamins, their functions, their sources, and why they are so critical …
Vitamins: What are they, and what do they do? - 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 …
Vitamin - Simple English Wikipedia, the free encyclopedia
A vitamin is a chemical compound that is needed in small amounts for the human body to work correctly. They include Vitamin A, …
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 …
Vitamins – Definition, Functions, and Importance
Sep 23, 2025 · Vitamins are organic compounds that living organisms require in small amounts for the normal growth, metabolism, …
What Vitamins Should You Really Take Each Day? - Verywell Health
Jul 11, 2026 · Multivitamins contain several vitamins and minerals in varying amounts, depending on the brand and the population it …