Swanson's premium L-Lysine supplement delivers powerful nutrients to help support a healthy response to daily stress. L-Lysine may also aid nervous system health using natural ingredients you can trust
Our supplement delivers 500mg L-Lysine in an easy-to-swallow capsule you can take daily Our natural formula is specially created for safe and effective support
Full Spectrum formula features plant-based ingredients without unnecessary processing
For nearly 50 years, Swanson has delivered science-backed health products worldwide. Each wellness supplement is made in our GMP certified facilities, and our purity and potency testing includes independent third-party labs
We're control freaks... in a good way! For nearly 50 years, Swanson Health has delivered science-backed health products worldwide. In 1969, we began in Fargo, ND, with a mission to offer wellness solutions that help people live simply healthier together. Our facilities are Good Manufacturing Practice (GMP) certified, and our purity and potency testing includes independent third-party labs. Clinical research, scientific consensus and usage traditions guide our innovation