

We reach millions with the world’s most effective health interventions
- 0M
- people reached globally with our interventions
- $0B
- generated in productivity gains from deworming
- 0K+
- lives of children under five saved

Evidence Action scales low-cost health interventions that improve the wellbeing of hundreds of millions of people in Africa and Asia.
Everything we do is based on evidence and data. We focus on the most urgent needs and the biggest opportunities to combat global poverty. We only implement solutions that we know are proven to work. And we deliver outsized impact for every dollar.
Discover how we work


Our evidence-based solutions tackle challenges that are often neglected in global health.
Our work changes the lives of millions of people around the world who are living in poverty and suffering from preventable or treatable health issues.
Deworm the World
ScaledSyphilis-Free Start
LaunchedEqual Vitamin Access
Launched
Stay informed with impact updates
We’ll share insights, stories, deep dives into data, and ways for you to take action.


Share our impact
Our supporters help transform lives through powerful, proven health solutions. Together, we've created extraordinary impact, but millions more could benefit from our work.
Newsroom

Launching transformative school health programs in Malawi
Media Mention
First Podcast Episode: GiveWell’s Response to USAID Funding Cuts
Media Mention
Nat’l AIDS Control Program of Liberia Graduates Several Healthcare Professional from Grand Bassa County
Media Mention
Oyo launches equipment to stem deaths due to anaemia in pregnant women
Media Mention
Supporting policy action to reduce adolescent anaemia in South Asia
Media Mention
GiveWell Is Looking to Fund Pilots of Water Chlorination Programs