Cranberry has become an essential component in the promotion of sound urinary tract health. Cranberry has naturally occurring compounds called proanthocyanidins (PACs) that helpto maintain a clean waste stream. This product makes it simple to support hralthy urinary tractfunction, with each serving delivering 1000 mg of cranberry. For added support, we've also included 300 mg of uva ursi extract and 45 mg of grape seed extract.