Patent Pick: Dry Shampoo Recipe Calls for Corn, Potatoes and a Dash of Zinc Salt


Dry shampoos have existed for years, either in powder or aerosol form. They remove excess sebum quickly from hair without the need to wet it. According to a new L'Oréal patent application, such products work by absorbing sebum through powders chosen for their sebum-absorbing qualities.

Log in to view the full article
More in Hair Care