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Irwin Naturals Nitric Oxide Pre-Sport is a performance-boosting supplement designed to support endurance, circulation, and muscle function during exercise. This advanced formula features L-citrulline and L-arginine, key amino acids that help promote nitric oxide production, enhancing blood flow to deliver oxygen and nutrients to working muscles. It also includes beetroot extract, known for its natural vasodilation properties, along with medium-chain triglycerides (MCTs) to provide quick and sustained energy. Additionally, the formula contains BioPerine® to enhance nutrient absorption for maximum effectiveness. These easy-to-swallow softgels are ideal for athletes and fitness enthusiasts looking for a natural way to support workout performance.