Human gut bacteria have the Shikimate pathways so it can kill them.

Basicaly glyphosate could act like a gut bacteria antibiotic.

>> 54% of the human core gut bacterial species are potentially sensitive to glyphosate, which targets an enzyme in the shikimate pathway, suggesting that roughly half of gut bacteria possess this pathway

https://www.sciencedaily.com/releases/2020/11/201120095858.h...