Proanthocyanidin


What is Proanthocyanidin?

Proanthocyanidin also known as procyanidin oligomeric proanthocyanidin (OPC), pycnogenol, leukocyanidin and leucoanthocyanin is a class of flavanols. [1]

Sources

Proanthocyanodins are a natural antioxidant that are found in maritime pine bark, grape seeds, strawberries, avocados and bananas. [1]