Natural Factors

Natural Factors L-Lysine 500mg

SKU: NFR-1010-001 UPC: 068958028231

Natural Factors L-Lysine 500mg

Natural Factors L-Lysine is one of nine essential amino acids that the body needs for repairing tissue, forming collagen, and producing hormones.* It also provides relief from the herpes simplex virus (HSV).* It works quickly to help reduce the recurrence, severity, and healing time of cold sores.* The vegetarian capsule contains no corn, soy, wheat, gluten or yeast to support those on restricted diets.*


  • Helps reduce recurrence, severity and healing time of cold sores*
  • Helps the body absorb and conserve calcium*
  • Aids in tissue repair *

Non-Medicinal Ingredients:

Vegetarian capsule (carbohydrate gum [cellulose], purified water), rice powder, vegetable grade magnesium stearate (lubricant).

Recommended Use: Take 2 capsules, three times a day for best results, or as directed by a healthcare practioner.

Suggested Use:

L-lysine is an essential amino acid necessary for growth, development, tissue maintenance, and repair. L-lysine supports a healthy immune system and helps reduce the recurrence of herpes simplex virus (HSV) infections (e.g., cold sores).


These statements have not been evaluated by Health Canada or the FDA. This product is not intended to diagnose, treat, cure, or prevent any diseas

Nutrition Facts
Serving Size: 1 Capsule

Amount Per Serving

% Daily Value *

L- Lysine (hydrochloride)

500 mg
* Percent daily values are based on a 2000 calorie diet
† Daily Value not established
Note: Serving Sizes are rounded to the nearest whole serving