A metabolite of ellagic acid with antiproliferative, anti-inflammatory, and anti-oxidant properties; decreases proliferation in human endometrial cancer cell lines at a concentration of 1 μM, arrests the cell cycle at the G2/M transition, and modulates estrogen receptor-regulated gene expression; potentiates the antiproliferative effect of 5-fluorouracil; decreases PGE2 levels and prevents upregulation of COX-2 gene expression and protein levels in a rat model of colitis; induces mitophagy, improves fitness, and extends lifespan of C. elegans; increases exercise capacity in mice