"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Whether you're dealing with a dry, flaky scalp or one that tends to be on the oilier side, you're ...

Sapindus mukurossi, a fruit from a deciduous tree in the Sapindaceae family, is widely cultivated in Southern China. Before the advent of modern synthetic detergents, its peel was commonly used to ...