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Many folks eat high lysine foods prior to or during a cold sore event, and avoid high arginine foods. For many folks, healing cold sores fast has been as simple as taking 1,000 milligrams to 3,000 milligrams of lysine in capsule supplements during an outbreak. High lysine foods to eat are most meats and dairy products.
Apply vanilla oil or vanilla extract to the area of concern as soon as you feel a tingling sensation. Soak a cotton ball with vanilla extract and hold it in place for one to two minutes; do this four times daily until the cold sore heals. The anti-inflammatory activity helps heal the cold sore and reduce pain.