proanthocyanidin


proanthocyanidin

Any of the flavanol class of polyphenols found in apples, maritime pine bark and grape seed extracts, which is a more potent antioxidant than vitamins C or E and has been shown to reduce LDL-cholesterol.

proanthocyanidin

(prō-ăn″thō-sī-ăn′ĭ-dĭn) A chemical in cranberry juice that is believed to inhibit the adhesion of Escherichia coli to the mucosa of the urinary tract.