Neem seeds are known as nimboli. Nimboli contains 40% oil which is dark yellow in color, bitter and has a strong smell. Neem ka Tail (Margosa oil ) is very good for treating skin infections, headaches, hair graying, wounds and joint pain. This oil is very effective in treating skin problems. Neem Oil/Leaves has fatal effects so do not consume in high dosage internally. Neem ka Tail is analgesic, anthelminthic, antihistaminic, antiprotozoal, antipyretic, antiviral, bactericidal, fungicides and insecticide.