Artículos de revistas
Assessment Of The Provitamin A Contents Of Foods - The Brazilian Experience
Registro en:
Journal Of Food Composition And Analysis. , v. 9, n. 3, p. 196 - 230, 1996.
8891575
10.1006/jfca.1996.0028
2-s2.0-0030240644
Autor
Rodriguez-Amaya D.B.
Institución
Resumen
Vitamin A deficiency is a public health problem in some areas of Brazil. Ironically, this country is richly endowed with carotenogenic foods, a good part of which has been studied. This article integrates the data obtained during 17 years of intense investigations. The vitamin A values of vegetables, fruits, palm oils, root crops, and processed foods are presented and discussed. The influence of stage of maturity, cultivar or variety, climate or geographic location, and portion analyzed and the effects of home preparation, processing, and storage on the provitamin composition are quantitatively demonstrated. Evaluation of the analytical methods is described in detail. 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