What is Grape Seed Extract? Grape Seed Extract is derived from the small seeds (and sometimes the skins) of red grapes, they are actually the same grapes pressed to make wine. Grape seed extract is high in the flavonoids oligomeric proanthocyanidins (OPC). It has been shown to remain in the body for as long as 72 hours, & is also 20 times stronger than Vitamin C, & 50 times more potent than Vitamin E. Grape Seed Extract Benefits Grape Seed Extract is standardised to 95% oligomeric proanthocyanidins (OPC). OPC is claimed to be one of the most important natural products to be discovered in the last several years. Who is Grape Seed Extract Suitable for? Grape Seed Extract is recommended for anyone taking part in physical activity & looking to increase antioxidant intake. The dietary choices of all our customers are extremely important to us. Whilst this product is manufactured using ingredients & processing aids suitable for the vegan diet, please note that dairy powders are also used within the same production facility & cross contamination may occur at very small levels. Please note that the labelling on this product is provided in English as a minimum. French, Italian, German, Spanish, Danish, Swedish & Finnish may also be present on a product by product basis.