Advancing Science without Harming Animals

Cruel and outdated animal testing models have no place in modern science
Our Mission

The National Anti-Vivisection Society (NAVS) is dedicated to ending the exploitation of animals used in science.

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Sensible Science

Exposing the Truth About Animal Testing and Experimentation

Our community of researchers, legislators, educators, animal advocates, and donors are driving change – away from costly, time-consuming, and ineffective uses of animals in science, and toward superior, digital-age approaches to classroom instruction and scientific breakthroughs.
$2M

In scientific grants to researchers

10k+

Messages sent to Congress in 2025 so far

68

NAVS Humane Science Award recipients

200+

Sanctuaries, rescues and shelters helped by the NAVS fund

News

The Latest News from Our World

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News

FDA and NIH Make Historic Shifts to Reduce Animal Testing

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News

BioLEAP 2025-2026: Transforming Science Education Through Innovation and Ethics

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News

Helping Chimps Start a New Chapter

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Help to Power Our Momentum!

Dislodging ingrained practices and protocols that exploit animals for science takes time, talent, and resources.

Get connected to the NAVS community and stay in-the-know.

Our Work

See the many ways that NAVS is working to end the use of animals in research.

Our Impact

Powerful ethics and consistent actions are having a big impact.

See Success Stories

About

Focused on ending the use of animals in research, we’re powered by ethics, action, and impact.

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Latest

The most recent news and developments surrounding an end to animal research

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Your voice and your actions are important and make a difference.

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