Neem oil, Scent : Earthy, Nutty

The traditional Indian uses of Neem summarized:
Bark It is a bitter, cool, acrid, astringent, and refrigerant herb. Useful for fever, loss of appetite, tiredness, coughs and intestinal worm infestation. Helpful for healing wounds and to combat vomiting, excessive thirst and skin diseases.
Leaves Are used in the treatment of Vatik disorders (that is neuro-muscular pains) and is also reported to remove toxins, preventing damage from free radicals and purifying the blood as well as beneficial in eye disorders and insect bite poisons.
Fruits The fruit is bitter, purgative, anti-hemorrhodial and anthelmintic in nature.
Flowers The flowers are used in conditions of Pitta (balancing the body heat) and Kapha (cough formation) and by nature are astringent and anthelmintic.