
Vitamin - Wikipedia
Vitamins are organic molecules (or a set of closely related molecules called vitamers) that are essential to an organism in small quantities for proper metabolic function. Essential nutrients cannot be synthesized in the organism in sufficient quantities for survival, and therefore must be obtained through the diet.
Vitamin | Definition, Types, & Facts | Britannica
Mar 21, 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 letters of the alphabet, as in vitamin C, …
Vitamins and Minerals From A to Z - WebMD
Eat crimini mushrooms, peanuts, and peanut butter. This vitamin plays a role in more than 100 different reactions in your body. Some research has shown that B6 may help protect against …
What Are Vitamins? - Healthline
Nov 29, 2023 · Vitamins are nutrients that are found in the foods we eat. They’re needed for functions such as growth, metabolism, and nervous system activities. Often, a health-promoting diet can provide all...
Vitamins and Minerals - The Nutrition Source
Vitamins are organic substances that are generally classified as either fat soluble or water soluble. Fat-soluble vitamins (vitamin A, vitamin D, vitamin E, and vitamin K) dissolve in fat and tend to accumulate in the body.
Vitamins: What are they, and what do they do? - Medical News …
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.
What To Know About Vitamins and Minerals - Cleveland Clinic …
Sep 16, 2024 · Some of the main vitamins include: Vitamin A: Helps with your eyesight and keeps your skin healthy. Vitamin C: Helps heal wounds and boosts your immune system.
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.
What Are Vitamins, and Why Are They Important? - Verywell Health
Apr 23, 2024 · Vitamins are substances that are essential to human health. They are also nutrients and are found in many foods as well as dietary supplements. There are 13 vitamins, all of which you need regularly and in small amounts for various vital bodily functions. These vital functions support your health and help sustain your energy.
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, many B vitamins (like B 1, B 2, B 3, B 6, and B 12), Vitamin C, Vitamin D, Vitamin E, and Vitamin K.