ghee

Of the medicines for relaxing the body; ghee, oil, charbi, marrow, and such are to be used; of these ghee is the best, as it is produced from milk, which is obtained from the cow.

There are two kinds of ghee. Usli ghee or clarified butter is used rarely, partly because of its expense and partly because Indians consider it "heavy". The more commonly used ghee is a mixture of various vegetable oils.