In a nutshell Vitamin A supplementation (VAS) is the mass distribution of vitamin A capsules to preschool-age children to reduce child mortality. GiveWell believes VAS is one of the most cost-effective programs donors can support. We estimate that it costs ~$1,000 to $8,500 to avert a death in locations where GiveWell supports campaigns. We think VAS is cost-effective because:| GiveWell
In a nutshell Seasonal malaria chemoprevention (SMC) involves giving children monthly courses of antimalarial medicines during the high malaria season (in places where malaria is seasonal). We estimate that it costs approximately $2,000 to $7,000 (depending on the location) to avert a death in areas where GiveWell supports SMC. We think SMC is cost-effective because we think:| GiveWell
In a nutshell GiveWell believes that distributing insecticide-treated nets (ITNs) is one of the most cost-effective programs that donors can support. We estimate that it costs approximately $3,000 to $8,000 to avert a death in locations where GiveWell supports campaigns. We think mass distribution of ITNs is cost-effective because:| GiveWell
Published: November 2017; Last Updated: July 2023 (August 2022 version, 2009-2015 version)| GiveWell
Published: June 2021; Last updated: December 2024 (April 2021 version)| GiveWell
This page shares our general approach to creating impact estimates for the programs and funding opportunities we recommend and walks through the decisions and judgment calls behind those estimates.| GiveWell
Effective altruism is a project that aims to find the best ways to help others, and put them into practice. It’s partly a research field, which aims to identify the world’s most pressing problems and| www.effectivealtruism.org
Donate to high-impact, cost-effective programs—backed by evidence and analysis Last updated: January 2025| GiveWell
