[toc] Urolithin A is a postbiotic—a compound our gut microbes can form from ellagitannins and ellagic acid, polyphenols found in foods such as pomegranates, strawberries, and walnuts. Because production depends on the presence of specific gut microbes, people fall into distinct "metabotypes" (A = good UA producers, B = partial producers, 0 = non-producers), and only a minority make large amounts from diet alone. Therefore, purified UA supplements bypass that microbiome variability.[ref doi='10.3389/fmicb.2017.01521'] Mechanistically UA is best known as an inducer of mitophagy—the selective au... immune system gut aging prebiotics urolithin a microbiome

Dr. Andy Galpin & Dr. Rhonda Patrick discuss nutrition, supplement, and recovery strategies for improving exercise performance. ... exercise supplements nutrition sleep performance omega-3 vitamin e heat stress cold stress iron protein

Dr. Luc van Loon discusses optimal protein intake & distribution strategies for stimulating muscle protein synthesis. ... protein muscle cold stress supplements