Kajal, an indian eye liner.

Known as Kajal at South Asia, but at Middle East, your name is Kohl.
It makes indian's eyes so pretty, and it's used at whole world.
But Kajal is used at India, for protect their eyes of the dust.
The true eye liner, was made with sandalwood paste, castor oil, ghee and soot or ash.
It's medicinal, so it's used by children and men.

Actually, it's known in the world by eye liner, have a lot of forms of application, but isn't medicinal, it's just for make women prettier.