Compliance Level and Stability of Micronutrients in Fortified Maize Flour in Tanzania

Figure 2

Mean distribution of iron concentration for the composite samples of fortified maize flour. The iron content of fortified maize flour for production samples (a). Iron contents of fortified maize flour samples from retail outlets (b). Samples that lie above the recommended level (AS). The sample that lies below the recommended level (BS). Compliance samples to the recommended standard (CS). All samples were measured in triplicate. Samples were coded with a unique identified number for the purpose of hiding the identity. Sample coded with letter S are collected from selling outlets in Dar es Salaam region while samples coded M are selling outlet from Morogoro region. Samples coded A to K are collected from production line in Dar es Salaam region while letter A1 to E4 are production samples from Morogoro region.

(a)

(b)