The Veda that contains charms and spells toward off evils and diseases is

Artharvaveda contains mantras on three topics - gnana (Knowledge), Karma (deeds), and Upasana (invocation). It is important from the point of view of knowing the history of science in India. It is also collection of spells and charms which are popular among the people. This Veda throws light on the beliefs of the people some of the Mantras are meant to bring success in life, while some where used to ward off evil spirits responsible for disease and sufferings. This Veda believed to be a later composition and contains some non-Aryan material. It seems to have been composed when a synthesis of Aryan and non-Aryan cultures took place.