Herbal Zap, is an all-natural Ayurvedic Immune and Respiratory support supplement. It is an instantly dissolving beverage that comes individual packets, much like Emergen-C. Herbal Zap is intended to be used with hot water. It has a soothing aroma and a zesty taste. The Ayurvedic Herbal Zap formula is based on an ancient, trusted cold and flu remedy, known as Kashaya in South India and Peyawa in Sri Lanka. Like its predecessors, Herbal Zap is blended from locally grown and freshly harvested herbs from the pristine hills of Sri Lanka. In order to translate the ancient remedy into an easy to use, easy to transport herbal supplement, a panel of Sri Lanka"s most distinguished Ayurvedic physicians met to create the Herbal Zap formula. As a result, people all over the world now enjoy/experience the immune and respiratory-support benefits of ancient, authentic, Ayurvedic medicine.The Herbal Zap formula has sold in South Asia for 14 years and currently sells 7 million packets monthly. It is arguably the best selling natural cold and flu supplement in South Asia.