Who is Dhanvantari? Lord Dhanvantari is the Hindu deity of Ayurveda and the divine physician. He emerged from the Ocean of Milk (Samudra Manthan) holding a pot of amrita (nectar of immortality). Chanting his mantra is believed to promote physical health, mental peace, and spiritual well-being. The Primary Mantra (Moola Mantra) The most common and powerful Dhanvantari mantra is: