Dandruff is common and annoying, causing flakes, itchiness, or both. Medicated dandruff shampoos with ingredients like ketoconazole, selenium sulfide, or zinc pyrithione really help—if you know how to use them correctly for the best results.

Seborrheic dermatitis is the rash that causes dandruff. It is common and annoying, causing itchiness or visible flakes or both. Medicated dandruff shampoos really help, if you know how to use them correctly.

Scalp dandruff is common and annoying. The same rash that causes dandruff can happen on the face too. Medicated dandruff shampoos really help, if you know how to use them. Learn more here.