Ultra Cranberry utilises Cran-Max (Clinically Tested), which features a very high (34:1) concentration of whole fresh juice powder, allowing Thompson's to deliver a market leading 17,000mg in every capsule. With Ultra Cranberry, reduced incidence of UTI is clinically supported at a dose of just one capsule daily. Furthermore, patented bioshield technology allows the bioactives to survie the stomach acid and pass into the lower GI tract.