This class examines the latest research relating to use and efficacy, of pre and probiotics. What we've learned about the composition, functions of our microbiome. Range of symptoms and ailments for which it can provide benefits, choosing best herbal products and dietary supplements, practical considerations of dose, duration of application and more. Natural herbal sources of prebiotics to create a more healthful gut microflora like medicinal mushrooms. Focus on some of the world?s renowned traditional fermented foods, recipes, organisms, the importance of biofilms and more.