Medically reviewed by Kristie Reed, PharmD Key Takeaways Lysine supplement use has been studied for health benefits ranging from treatment for cold sores to potential anticancer benefits. Research ...

While research shows that the global dietary supplements' market was already exploding back in 2021 when it was valued at more than $152 billion, the industry is showing no signs of slowing down. In ...

Q: In my younger years, I suffered from recurring cold sores when exposed to the sun or when under stress. What worked for me back then was a product called Enisyl (lysine spelled backward). It worked ...

Lysine supplements are considered safe under most circumstances. Patients with severe renal or hepatic disease should avoid increased lysine intake due to the potential for interstitial damage in both ...