“…Issues relating to rapidly evolving food value chains, appearance of new actors within the chains, the inclusion of smallholders in these value chains, and the resulting impacts to nutrition are also still not well understood (Gómez and Ricketts, 2013;Popkin, 2014). Though the evidence on the contribution of value chains to nutrition is still scant, there exist a number of case studies of interventions targeted to specific needs and gaps in value chains for nutritious products in particular settings (Hawkes and Ruel, 2011;Gelli et al, 2015;Maestre et al, 2017;Nisbett et al, 2017). In recent years, for example, the evidence on the dissemination possibilities and acceptance of biofortified crops has solidified (Manda et al, 2015;Low et al, 2017;Murekezi et al, 2017).…”