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Organic compound, part of the vitamin B complex, necessary in carbohydrate metabolism. It carries out these functions in its active form, as a component of the coenzyme thiamin pyrophosphate. Its molecular structure includes a substituted pyridine ring and a thiazole ring. Thiamin is found most abundantly in whole cereal grains and certain other seeds. Deficiency leads to beriberi.
Variants of THIAMIN
thiamin or vitamin B1
This entry comes from Encyclopædia Britannica Concise. For the full entry on thiamin, visit Britannica.com.