Swanson, L-lysine, 500 mg, 300 Capsules

Stress SupportFree FormDietary SupplementSupports a Healthy, Natural Response to Daily StressSupports Nervous System HealthProvides Antioxidant SupportScience-Backed Quality Since 1969 Swanson L-Lysine is an essential amino acid that works to relieve stress in the body. It regulates immune response and helps us manage the stress of day-to-day life.