vitamin (molecular entity) vitamin C pubmed:34064549 pubmed:21885436 CHEBI:176783 vitamin C vitamer vitaminum C vitamine C vitamin C vitamers CHEBI:21241 Any member of a group of vitamers that belong to the chemical structural class called butenolides that exhibit biological activity against vitamin C deficiency in animals. The vitamers include <small>L</small>-ascorbic acid and its salt, ionized and oxidized forms. Vitamin C chebi_ontology vitamina C pubmed:33916257 wikipedia.en:Vitamin_C pmc:PMC8088531