Ayurveda: India's traditional, natural system of medicine that has been practiced for more than 5,000 years. Ayurveda provides an integrated approach to preventing and treating illness through lifestyle interventions and natural therapies. Herbal products are medicines derived from plants. They are used as supplements to improve health and well being, and may be used for other therapeutic purposes. Herbal products are available as tablets, capsules, powders, extracts, teas and so on.