Nature's Lab CherryPURE® Montmorency Tart Cherry 500 mg is made from the deep red skins of 100% Montmorency tart cherries. Montmorency cherries are considered a rich source of powerful antioxidants and flavonoids and may provide a variety of health benefits.* This formula may also contribute to balanced antioxidant levels which can support metabolic functions and a faster recovery from exercise and stress.* Nature's Lab CherryPURE® Montmorency Tart Cherry leverages the health benefits thought to be inherent in cherries, which are known to contain significant levels of antioxidant flavonoids known as anthocyanins.* Anthocyanins are a type of antioxidant responsible for giving fruits and vegetables their vibrant purple, red and blue hues. Tart montmormency cherries are one of the highest sources of anthocyanins.* Nature's Lab CherryPURE® Montmorency Tart Cherry includes a more concentrated amount of phytonutrients, including polyphenols, flavanols, and other natural compounds than blueberries, pomegranates and apples.* Phytonutrients are a substance found in certain plants which are believed to be beneficial to general human health,* while flavonols are a bioactive compound within the flavonoid family.* CherryPURE® Montmorency tart cherry powder is the only tart cherry source backed by two ingredient specific clinical studies. CherryPure® Montmorency tart cherry powder is completely natural and free of artificial flavors, colors or additives. CherryPURE® Montmorency tart cherry powder is backed by two published clinical studies by Texas A&M focusing on exercise recovery (resistance and endurance). All natural, CherryPURE® is produced from the skins of Montmorency tart cherries and contains dense phytonutrient and type 1 & 2 anthocyanin content.? It takes more than 100 pounds of fresh cherries to yield a single pound of CherryPURE® Tart Cherry Powder. Harvested in the USA, all tart cherries in CherryPURE® Montmorency tart cherry powder are grown in Michigan.