You know sourdough? That tangy bread that’s taken over artisan bakeries?
Well… turns out, it’s not just tasty — it’s loaded with lactobacillus bacteria.
But here’s the wild part:
One specific kind — Lactobacillus reuteri — is also found in breast milk. How it gets there is straight out of science fiction:
When a woman is 9 months pregnant, her body sends a signal from the uterus to the colon,
telling Lactobacillus reuteri to hop into a white blood cell — like calling an Uber.
That cell drives the bacteria through the bloodstream straight to the breast, where it waits — right by the nipple — until breastfeeding begins.
And then, boom:
The baby gets injected with one of the most protective bacteria nature has to offer.
Why does this matter?
Studies suggest Lactobacillus reuteri helps protect against breast cancer.
Even more shocking: if passed on through breastfeeding [more than 90 days], it may protect up to four future generations, too.
So yeah — sourdough bread?
It’s not just food. It’s a living link to immunity, protection, and the power of the microbiome.