The Virulite CS® Device is a breakthrough treatment for cold sores. This lightweight, portable, hand held device delivers a specific bandwidth of LED generated light that has been medically proven in stringent clinical trials. It is much easier to use than cold sore creams, is a natural therapy, halves the healing times of cold sore creams and triggers the body's own immune system, helping to prevent the recurrence of further attacks. The Virulite CS® Device treats unlimited cold sore outbreaks.