Dr. William Li just revealed a mind-blowing connection:

The probiotic bacteria in sourdough bread — Lactobacillus reuteri — is the same one mothers naturally pass to babies through breastfeeding.

How? During late pregnancy, this gut bacteria gets “called” from the colon, rides… pic.twitter.com/YhVc9QxtGJ

— Camus (@newstart_2024) January 11, 2026