Possible risks or harms of taking probiotics and prebiotics

Possible risks or harms of taking probiotics and prebiotics   Introduction: microbiota, probiotics and prebiotics The gut microbiota (or gastrointestinal microbiome) is a complex ecosystem, with significant individual variability. The effects of supplementing with foreign strains or selectively stimulating it can depend strongly on each individual’s initial state. ( Frontiers ) Probiotics are live microorganisms (bacteria, sometimes yeast) that are intended…