ArticleAnalytical and bioanalytical chemistry2025
Proposed RP-HPTLC-FLD kit for analysis of vitamin A palmitate in edible oils.
Article in Analytical and bioanalytical chemistry, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Not yet cited in PubMed.
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Abstract
Preschool-aged children and non-pregnant women of reproductive age particularly in countries of a lower socio-demographic index may experience insufficient dietary vitamin A. Fortifying staple foods such as edible oils with vitamin A is a useful approach to reduce malnutrition. To enable better quality oil fortification, producers need reliable and inexpensive tools for assessment of the vitamin A contents of their products. A simple reversed-phase high-performance thin-layer chromatography fluorescence detection (RP-HPTLC-FLD) method was developed and studied for the quantification of vitamin A palmitate (VAP) in five edible plant oils. The challenging matrices of non-refined palm kernel oil and soybean oil, which are known to interfere with the accuracy of some easy-to-use test kits, were separated from VAP using the new RP-HPTLC-FLD method. The standard addition method provided good accuracy and acceptable calibration curves (coefficients of determination R
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