Spectrophotometric determination of iron in dietary supplements in Libyan market
In most cases dietary supplements especially in Libya are consumed without prescriptions and
the public has very limited any awareness of their health risk. The lack of quality control on
numerous brands of dietary supplements in pharmacies of Libya today may result in a serious
health problem.
The aim of this study is to determine the iron content using a fast and accurate method for quality
control of some imported dietary supplements, based on spectrophotometric measurement of iron
after complexation with 1, 10-phenanthroline in an acidic medium. Eight types of vitamin
supplementary tablets were randomly collected from the Libyan market and analyzed for the iron
content. The analysis showed an average value of 61mg Fe/pill for the range of 40.07-112.63 mg
Fe/pill. Results showed that 75% of the samples were lower in iron content than that recorded on
the dietary products. arabic 9 English 71
ezuldeen mohammed abraheem aboushalloua(1-2020)
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