Precision fermentation technology enables production of animal-derived proteins including dairy, egg, and meat proteins without the animals themselves - with potentially significant implications for farm animal welfare if adoption scales globally.
Precision fermentation represents a potential technological route to eliminating the welfare harms associated with conventional dairy, egg, and certain meat protein production - without requiring consumer dietary shifts away from familiar products. If cost-competitive precision fermented dairy proteins displace conventional dairy, the welfare benefit would be measured in reduced suffering for hundreds of millions of dairy cows and calves. The technology is not a magic solution - scaling requires significant investment and regulatory navigation - but its welfare potential is real. Supporting the development and adoption of precision fermentation is one avenue for reducing animal welfare harms through technological rather than behavioral change.