While some scientists report increased antioxidant activity in coffee made from dark roasted beans, others found a decrease. (ironmagazine.com)
He reports that the seven - day storage resulted in the highest antioxidant activity after roasting. (sciencedaily.com)
Several studies show that eating blueberries increases antioxidant activity in the blood, although results vary and the studies do not show consistent signs of preventing DNA damage. (aicr.org)