VITAMINS
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| Vitamin - Wikipedia, the free encyclopedia A vitamin is an organic compound required as a nutrient in tiny amounts by an organism. [1] The term vitamin was derived from "vitamine", a combination word from vital and amine ... |
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| Vitamin A - Wikipedia, the free encyclopedia Vitamin A is a vitamin which is needed by the retina of the eye in the form of a specific metabolite, the light-absorbing molecule retinal. This molecule is absolutely necessary ... |
| Vitamins How vital are vitamins? Find out in this article for kids. |