Selsun Blue is best known as an anti-dandruff shampoo, but medically it is a selenium sulfide–based antifungal treatment.

As for the best way to treat dandruff? Start by using the right products. Dr. Dendy Engelman, MD, a board-certified cosmetic dermatologist and Mohs surgeon at the Shafer Clinic in New York City, says ...

It wouldn’t be out of the question if you looked down at your shoulders to see a smattering of white flakes, dealt with a frequently itchy scalp, or perhaps you’re just haunted by that gross “snow” ...