Amino Acid – Powerful amino acid, a hot topic for athletes or those simply looking to age gracefully Heart Health – Free-form amino acid arginine may help support circulation and cardiovascular support. Muscle Support – Nitric Oxide precursor that may support improved muscle performance and recovery. Eco-Friendly – We use 100% PCR bottles made from plastic removed from oceans & landfills and have partnered with One Million Trees, an organization dedicated to global reforestation. Trusted Brand – Made in our GMP-certified facility, tested in our own state-of-the-art lab in Utah to bring you the best possible quality, and always includes a 60-Day Money Back Guarantee.