We need to expand the concept of food to modulation / reprograming of our bodies via alterations of microbial ecosystems; industrial food systems need to be ree

We need to expand the concept of food to modulation / reprograming of our bodies via alterations of microbial ecosystems; industrial food systems need to be reexamined with regards to their microbiome-modulating properties. What induces food cravings and preferences, the body itself and / or an evolving microbiome?