How do people stomach fermented meat better

[01]

What is the reason/science for people on the primal diet typically stomaching fermented meat much better than someone who's on a modern diet?

[vyvultra]

Basically asking for the science that the diet was fundamentally founded upon

On RP we've built a healthy gut microbiome, healthy bacteria, healthy enzymes, etc. that allow us to ingest 'experimental' foods more effortlessly