Plus Uva Ursi & Grape Seed ExtractsCleanses the Urinary TractCranberry has become an essential component in the promotion of sound urinary tract health. Cranberry has naturally occurring compounds called proanthocyanidins (PACs) that help to maintain a clean waste stream. This product makes it simple to support healthy urinary tract function, with each serving delivering 1,000 mg of Cranberry. For added support, we've also included 300 mg of Uva Ursi Extract and 45 mg of Grape Seed Extract.