Mahamasha Thailam is a medicated oil described in the Ayurvedic classical textbook Sahasrayogam. Mahamasha oil is a combination of several herbs like Masha (Vigna mungo) Eranda(Ricinus communis) Rasna (Alia galanga) etc in a nourishing base of oil. Mahamasha Tailam is commonly prescribed for application over the head. It is used in countering and degeneration.