This report is divided into four sections; Section 1 provides an overview of the Research on Food Assistance for Nutritional Impact (REFANI) project including a summary of the study sites and country contexts in which the studies were conducted. Section 2 describes the cash or voucher transfer interventions that were implemented in each site and the study designs that were used to test their effectiveness. Section 3 highlights the primary and secondary results for all three studies, and provides a summary table for ease of comparison. Study cost and cost-effectiveness findings are also contained in this section. Finally, Section 4 provides the discussion and conclusions which highlight the common findings across the three studies, as well as any key departures and differences.