Boiled neem leaves water is made by simmering fresh or dried leaves of the neem tree (Azadirachta indica) in water for 10 to 15 minutes, then straining and drinking the liquid. People across South Asia, Africa, and Southeast Asia have used it as a medicinal drink for centuries.
The neem tree is native to the Indian subcontinent. It belongs to the mahogany family Meliaceae. Almost every part of the tree has been used in traditional Ayurvedic and Unani medicine.