Sight and Life arranged to provide an iCHECK® FLUORO rapid assessment unit and a supply of iEX® extraction vials to the Center for Studies of Sensory Impairment, Aging and Nutrition, to strengthen their capacity-building program for exchange students and for analyzing the situation of vitamin A in contemporary Guatemala. Through the eff orts of the late Guatemalan biochemist, Guillermo Arroyave, a method for fortification of granulated table sugar with vitamin A was devised in the 1970s and subsequently adopted as a mandated public health program for Guatemala and the other countries of the Central America Isthmus. A rapid assay method would allow for convenient spot-checking on samples of sugar in the area to monitor the quality of compliance. Breast milk vitamin A has been advanced as a non-invasive and convenient indicator of population status. A user-friendly format for measuring milk vitamin A would contribute to the application of this biomarker
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