The answer is complicated. Dry shampoo is not necessarily bad for your scalp or hair, but if your scalp is already dry, it ...

Ketoconazole shampoo can be drying ... such as post-menopausal women and older adults, should use ketoconazole with caution to avoid the risk of fracture. Castilla says ketoconazole works well ...

Reviewers say the Pura D'or biotin shampoo and conditioner set helps with thinning hair and hair loss, grab it on sale. Amazon “I’ve tried a dozen different shampoos over the years to stop excessive ...

Before using a purple shampoo, wash your hair with a clarifying shampoo. This will help remove any existing product buildup, which could prevent the purple shampoo from properly absorbing.