Poor or inadequate nutrition not only has negative health consequences, but can also have affect school attendance, labor force participation, and productivity. IPA's research in this area includes evaluating the impact of a combined nutrition and WASH intervention, and investigating how to increase the provision of toxin-free maize in Kenya.

Aflatoxin is a toxin produced by a fungus that grows on certain crops, such as maize and groundnuts.

Child stunting has been associated with exposure to aflatoxin, a toxin produced by a fungus that affects crops such as maize, groundnuts, and sorghum.