Truly, natural remedies do work. If they didn't, we wouldn't have used them for thousands of years. And, pharmaceutical companies wouldn't be studying plants, taking extracts of them, and patenting them as drugs.this is not a claim or lies my cousin was totally cured cold sore by Great  Dr Lucky Herbal Home , His remedy is surely the best. I suggest you to try him out if you are having any health challenges and also get cured too, give him a try.