It turns out the internet was onto something when people began praising dandruff shampoo as a skin care treatment. The dermatologist-approved trick specifically targets fungal acne and can help clear ...

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

The same condition that causes dandruff -- seborrheic dermatitis --also can cause a red and itchy beard. AndreyPopov Getty Images/iStockphoto If the skin under your facial hair is often red, irritated ...

Dear Doctors: I have dandruff, and my doctor says it’s from seborrheic dermatitis. Can you explain what that is? I’ve been using the special shampoo I was given, and it helps. When I stop using it, ...