Neem is a species of evergreen tree in the mahogany family that is native to India, Pakistan and Africa. Also known as Indian Lilac, Nimtree and Village Pharmacy, Heal All and similar names, neem has a long history of use in many different applications. The powdered leaf is used globally for organic pest control and to produce chemical-free fertilizer. Neem leaf powder is also widely used in a variety of natural cosmetics, including soaps, skin lotions and hair products.