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
2 days ago · vitamin, any of several organic substances that are necessary in small quantities for normal health and growth in higher forms of animal life. Vitamins are distinct in several ways from other biologically important compounds such as protein s, carbohydrate s, and lipid s.
Vitamins and Minerals From A to Z - WebMD
Aug 23, 2022 · 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 memory...
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...
What are vitamins, and how do they work? - Medical News Today
Oct 5, 2023 · A vitamin is an organic compound, which means that it contains carbon. It is also an essential nutrient that the body may need to get from food. There are currently 13 recognized vitamins.
Vitamins: MedlinePlus Medical Encyclopedia
Jan 19, 2023 · Vitamins are a group of substances that are needed for normal cell function, growth, and development. There are 13 essential vitamins. This means that these vitamins are required for the body to work properly. They are: Vitamins are grouped into two categories: Fat-soluble vitamins are stored in the body's liver, fatty tissue, and muscles.
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.
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.
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.
Vitamin and Mineral Supplement Fact Sheets - Office of Dietary ...
Rich sources of vitamin A include green leafy, orange, and yellow vegetables such as carrots and spinach. Biotin is naturally present in some foods, such as salmon and eggs. Apples are a good source of boron. Foods from animals, but not plants, naturally have vitamin B12. Vitamin B6 is found naturally in many foods and is added to others.