Scientists are discovering that probiotic bacteria are amazingly complex chemical factories. In 2019, a landmark paper was published titled Postbiotic Metabolites: The New Frontier in Microbiome Science.¹ That paper revealed that the primary “job” of probiotic bacteria is to produce compounds called postbiotic metabolites (synonymous terms appearing in the scientific literature are bacterial metabolites and microbial metabolites).

The gut microbiome in healthy individuals consists of over 1,000 different species of bacteria, and a total population estimated to be over 100 trillion bacteria.¹،² This […]