If you have got a Keratin treatment and are wondering how to wash your hair without ruining the procedure, take into account the following. After that, alternating using colour shampoo and keratin ...

Ruthie Friedlander is a New York-based writer, editor, and founder of the At Large Agency. She is also the co-founder of The Chain, a non-profit eating disorder support system for women in fashion and ...

During a keratin hair treatment, stylists apply a keratin-based product to the hair before using a flat iron to seal it in. This process can smooth frizzy or damaged hair, producing a sleek, shiny ...