Urolithin B

polyphenol · digestive · musculoskeletal · Oral

Urolithin B, a polyphenol. Gut-bacteria-produced metabolite of ellagitannins (pomegranate, walnuts). Less mitophagy-active than urolithin A but… Oral half-life 30 h.

Gut-bacteria-produced metabolite of ellagitannins (pomegranate, walnuts). Less mitophagy-active than urolithin A but reported myotrophic effects (muscle protein synthesis support). Production depends on individual gut microbiome composition.