dr. manary and his colleagues developed a new formula. it's a precise blend ideal for bringing children back from the edge of starvation. the results are dramatic. six weeks after their first visit, alefa and pilirani return for one of their checkups. jason: what we've seen over the course of the last six weeks has been really good progress, so we're hopeful that shshe'll come completely up to a healthy weight for this child. narrator: after six weeks of treatment, pilirani is on a promising path. he is now likely to remain healthy and avoid lingering consequences. dr. mark manary: 95% of these children are recovering. 95%. that is really something powerful. [singing in foreign language] narrator: and the success rate comes at a fraction of the old thererapy's cost. today, saving one child costs the project a total of about $25. project peanut butter has an ambitious vision to save over two million children from severe malnutrition by 2015. rosemary godwa: i wish project peanut butter would grow like the bao bao trtree, which start smalle