Natural Factors L-Arginine supports healthy heart function, circulation, immunity, and healing. As a free-form amino acid, it is more effective than when sourced from food. It promotes the secretion of growth hormone and boosts the body’s nitric oxide production to relax blood vessels and improve blood flow.
The amino acid L-arginine is used to make nitric oxide, a compound in the body that relaxes blood vessels. Studies have found that L-arginine may help with conditions that improve when blood vessels are relaxed. May help support a modest improvement in exercise capacity in individuals with stable cardiovascular disease (CVD). Supports healthy immunity.