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- Vitamin | Definition, Types, Facts | Britannica
All vertebrates, including humans, require dietary sources of vitamin A, vitamin D, thiamin, riboflavin, vitamin B 6, and pantothenic acid; some vertebrates, particularly the more highly evolved ones, have additional requirements for other vitamins
- Vitamins and Minerals From A to Z - WebMD
One type comes from animal sources of food It helps you see at night, make red blood cells, and fight off infections The other type is in plant foods It helps prevent damage to cells and an eye
- Vitamin and Mineral Supplement Fact Sheets - Office of Dietary . . .
Very few foods naturally have vitamin D Fatty fish such as salmon, tuna, and mackerel are among the best sources Fortified foods like milk provide most of the vitamin D in American diets
- Vitamins - MedlinePlus
Vitamins are substances that your body needs to grow and develop normally There are 13 vitamins your body needs; Each has specific jobs
- Vitamins: MedlinePlus Medical Encyclopedia
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 The four fat-soluble vitamins are vitamins A, D, E, and K
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