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	Provedor de dados BJPS (1) Autor Abe-Matsumoto,Lucile Tiemi (1) Bastos,Deborah Helena Markowicz (1) Sampaio,Geni Rodrigues (1) Palavra-chave E C/concentration (1) Supplements/stability Vitamins A (1) Tipo do documento Info:eu-repo/semantics/article (1) Ano 2018 (1) País Brazil (1) Idioma Inglês (1)		Ordenar por:  Relevância Autor Título Ano Registros recuperados: 1 Primeira ... 1 ... Última Stability of antioxidant vitamins in commercial vitamin supplements BJPS Abe-Matsumoto,Lucile Tiemi; Sampaio,Geni Rodrigues; Bastos,Deborah Helena Markowicz. The stability of vitamins A, E, and C was determined in 12 brands of vitamin supplements over a 12-month storage period. The variations in concentrations of these vitamins across three different batches of five brands were measured. Vitamins A and E was determined by HPLC method, and vitamin C was measured by using potentiometric titration. All samples for stability studies were maintained at room temperature and protected from light. Measurements were carried out in the first semester of the expiration date and then every six months up to 12 months of storage. After this period, only one sample showed no significant decrease in vitamin A and E concentrations in relation to the concentrations measured at the beginning of the study. The concentration of... Tipo: Info:eu-repo/semantics/article Palavras-chave: Supplements/stability Vitamins A; E C/concentration. Ano: 2018 URL: http://www.scielo.br/scielo.php?script=sci_arttext&pid=S1984-82502018000400623 Registros recuperados: 1 Primeira ... 1 ... Última

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