ANTIOXIDANT, FREE RADICAL DEFENSE - Grape seed extract delivers a generous amount of something called Oligomeric proanthocyanidins or OPCs for short, which are a type of polyphenol that is highly effective in scavenging free radicals and preventing oxidative damage within the body. That's not all, these polyphenols are also highly effective in boosting vitamin C activity..ANTI-AGING PROPERTIES - The polyphenol benefits in grape seed extract are excellent for skin health and anti-aging effects. Polyphenols are great for supporting connective tissue and skin health due to its radical scavenging activity. Each serving (1 capsule) of Swanson Grape Seed herbal supplement contains 380 mg of grape seed (Vitis vinifera)..SUPPORTS HEALTHY BLOOD PRESURE WITHIN THE NORMAL RANGE - The high Oligomeric proanthocyanidins content in grape seed extract has been shown in various studies to support a soothing effect on arteries, which promotes healthy blood pressure within the normal range..100% MONEY BACK GUARANTEE - Our products reflect our commitment to giving you the best quality and service at the best price. We guarantee that every product you purchase is made from the purest, freshest nutrients and meets the highest quality standards. If you aren't completely satisfied with any product(s) purchased within the last 30 days, simply return the unused portion to us for a full refund..OUR QUALITY& HERITAGE - We're control freaks...in a good way! For nearly 50 years, Swanson Health has delivered science-backed health products worldwide. In 1969, we began in Fargo, ND with a mission to offer wellness solutions that help people live simply healthier together. Our facilities are Good Manufacturing Practice (GMP) certified, and our purity and potency testing includes independent third-party labs. Clinical research, scientific consensus and usage traditions guide our innovation.