Beta-carotene in the prevention of photodegradation of multivitamin preparations
In this study, beta-carotene, a provitamin A, is used to hinder the photodegradation of two photolabile vitamin, thiamin and alpha-tocopherol. Assays were performed using spectrophotometric analysis for vitamin E and flourimetry for thiamin to be able to detect the presence of degradation products....
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