Whole cranberry extract delivers a concentrated source of proanthocyanidins, the active compounds in the fruit. It skips the high sugar load of juice and the inconsistent potency of dried berries.
Many people take it every day to help maintain urinary tract health. Standardized extracts provide a consistent dose for ongoing support.
Because cranberries contain oxalates, the extract may increase your risk of kidney stones. It can interact with warfarin and other blood thinners. Avoid it if you have a history of aspirin allergy.