Study setting and study participants
We conducted the original RCT in 2013–2014 in the Kabale and Kisoro districts of South-Western Uganda [We recruited the mother/child dyads when the children were 6–8 months old (baseline), primarily because complementary feeding is generally recommended to start at 6 months of age, and since children of that age are among the most vulnerable to inadequate nutrient supply and poor linear growth. In total 511 mothers and children were enrolled into either an intervention group (n = 263) or a control group (n = 248) at baseline [