CLAUDE NURIDSANY & MARIE PERENNOU / SCIENCE PHOTO LIBRARY CLAUDE NURIDSANY & MARIE PERENNOU / SCIENCE PHOTO LIBRARY
Vitamin C crystals, polarised light micrograph. Vitamin C, ascorbic acid, is an essential vitamin that is found in fruit and green vegetables. It is needed for the growth and maintenance of bones, teeth, skin and blood vessels. It is also a powerful antioxidant. Deficiency in vitamin C leads to scurvy, which causes bleeding gums and anaemia.
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