About this item 3rd PARTY LAB-TESTED SUPPLEMENT: The high potency dietary supplement is manufactured in accordance with GMP manufacturing practices and is guaranteed for purity and potency. HIGH POTENCY FORMULA: The convenient, easy to swallow dietary supplement is highly bioavailable, supports maximum assimilation and absorption. Each serving provides 1000mg of this amino acid. INCREASES MUSCLE ENDURANCE: Arginine is a precursor to nitric oxide. It increases nitric oxide levels, supports enhanced blood flow to your muscles for a more intense, powerful workout, and recovery. PROMOTES ... More View