dietary supplement, botanical probiotic or bacteria supplement WIKIPEDIA:Probiotics LanguaL curation note: Currently not used in US classification of dietary supplements. Probiotics are live microorganisms thought to be healthy for the host organism. According to the currently adopted definition by FAO/WHO, probiotics are selected "live microorganisms which when administered in adequate amounts confer a health benefit on the host".[FAO/WHO (2001) Health and Nutritional Properties of Probiotics in Food including Powder Milk with Live Lactic Acid Bacteria. Report of a Joint FAO/WHO Expert Consultation on Evaluation of Health and Nutritional Properties of Probiotics in Food Including Powder Milk with Live Lactic Acid Bacteria] Lactic acid bacteria (LAB) and bifidobacteria are the most common types of microbes used as probiotics; but also certain yeasts and bacilli are available. [http://en.wikipedia.org/wiki/Probiotics] dietary supplement, metabolite or precursor requires discussion