A range of sophisticated alternatives to animal testing are advancing rapidly, offering the prospect of more accurate science with reduced animal suffering across multiple research domains.
The development of alternatives to animal testing represents one of the most important advances for reducing research animal suffering while also improving scientific quality. Human-relevant testing systems often predict human responses better than animal models — a win for both welfare and science. Investment in these technologies has accelerated dramatically, driven by both ethical pressure and the recognition that animal models frequently fail to predict human outcomes. The regulatory landscape is also shifting, with the removal of legal requirements for animal testing opening space for alternative methods. The pace of change is accelerating but requires continued investment and advocacy.