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Is bovine colostrum really 'liquid gold' for gut health?

NPR | By Ari Daniel
Published June 2, 2026 at 3:41 PM CDT

Wellness influencers are promoting supplements of cow colostrum, the first milk that mammals produce after giving birth, for advancing immunity and a healthy gut. Does science back up their advice?

Copyright 2026 NPR
Ari Daniel
Ari Daniel is a freelance contributor to NPR's Science desk.
See stories by Ari Daniel