About this item: The maritime pine tree is endogenous to the western Mediterranean region. Pycnogenol is the trade name for the extract of the bark of the French maritime pine tree. This pine bark extract is one of the most potent antioxidant compounds ever discovered and considered by many experts to be the nutritional breakthrough of the 20th century.** Pycnogenol works synergistically with Vitamins C and E to help your body assault free radicals.