Dr Mercola Blood Pressure Support - 30 Capsules GSE can help support your healthy normal blood pressure and support healthy vasodilation and blood flow throughout your body. This unique GSE in Blood Pressure Support stands out for its: Bioavailability - Polyphenols in regular GSE can be a challenge for your body to absorb and utilize. This patented process "captures" the most beneficial smaller molecular structures for enhanced absorption. Sustainability - Nothing goes to waste. When choice, lush varietal grapes from California's Central Valley are used for wine making, the unfermented seeds are used for our grape seed extract.