I agree micronutrients are a very promising intervention, along with some other cheap, proven health interventions like malaria nets (I mention Against Malaria

I agree micronutrients are a very promising intervention, along with some other cheap, proven health interventions like malaria nets (I mention Against Malaria Foundation in the post). Here's a list: http://www.givewell.org/international/technical/programs/2012-version http://www.givewell.org/international/technical/programs/201... You also need to find a competent group to implement the intervention. That's basically what the charity evaluators GiveWell and Giving What We Can do. Here's a promising group specialising in micronutrient supplementation in particular: https://www.givingwhatwecan.org/top-charities/project-healthy-children https://www.givingwhatwecan.org/top-charities/project-health...