Dietary Supplement. OPC's from grape seed contains no chemical solvents. Extract 80:1. Contains oligomeric procyanidins. Vegetarian & kosher capsules. Since 1992. Olympian Labs guarantees that all OL products are of the highest quality ingredients and lab assayed to ensure that what we say is on the label is actually in the product. All Olympian Labs' products are free from most allergens such as corn, yeast, barley, gluten, wheat, lactose, soy, all milk, products, citrus, fish, egg products, as well as added flavorings, sugars, sweeteners, salt, preservatives, salicylates, and artificial colors and coatings. When you buy an Olympian Labs product, you can be sure you are buying the best. Olympian Labs' Grape Seed Extract contains 95% oligomeric proanthocyanidins B2-3-O gallate. Oligomeric procyanidins are a much more potent antioxidant that those from pine bark. Pycnogenol is a generic chemical term used to distinguish toe polyphenolic class of bioflavonoids which contain flavin-3-ols from the simpler bioflavonoids. These pycnogenol are also called oligomeric procyanidns. Both these terms refer to the condensed structure of the flavanol molecule. Olympian Labs' Grape Seed Extract, through a low temperature extraction method, is completely water soluble and free of dangerous solvents and food coloring additives. Water solubility means optimum bioavailability. www.OlympianLabs.com. Made in USA.