Beet Endurance from PURE is real concentrated beetroot juice with natural nitrates. It contains high amounts of naturally occurring nitrates which scientific studies have shown can assist with improving power and endurance in athletes. If you’re looking for a natural supplement to assist in your sport or exercise then PURE Beet Powder may help give you an edge against the competition. Made from concentrated beetroot juice with no additives or preservatives, PURE Beet Powder provides a convenient way to get a natural nitrate boost in an easy to digest form. For best results, take daily at recommended levels for at least 3-5 days prior to an event.