Windmill's L-Lysine formula is an essential amino acid that cannot be made by the body. Amino acids form the basis for protein, which helps construct and maintain the critical structures in the body.* Lysine can also help fight cold sores.*

All Windmill supplements are manufactured in the United States in an FDA-inspected facility whose GMPs (Good Manufacturing Practices) are independently verified by qualified certification organizations.

*These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure or prevent any disease.