L-Lysine is an essential amino acid with various benefits:
1. Cold sore prevention: May reduce frequency and severity.
2. Immune system support: Boosts antibody production.
3. Anxiety and stress relief: Some studies suggest benefits.
4. Wound healing: Supports collagen production.
Food sources include:
1. Lean meats
2. Fish
3. Legumes
4. Dairy
Supplements can help those with deficiencies or specific needs. Consult a healthcare professional for proper usage.