Lysine ExtraLysine Extra from Vitanica. Utilizing clinical data, botanical research and nutritional research studies, this formula has been developed for its anti viral immune modulating and membrane soothing properties and its ability to deal with infections of the mouth, lips, and genital region related to the herpes viruses. For symptoms of stinging, burning, and throbbing associated with the prodome and outbreak of herpes eruptions and for decreasing