Wash your scalp regularly with an anti-dandruff shampoo
Use shampoos with zinc pyrithione, ketoconazole, selenium sulfide, or salicylic acid
Leave the shampoo on your scalp for a few minutes before rinsing
Wash oily hair more often
Avoid scratching your scalp
Reduce hair products that can build up on the scalp
Rinse hair thoroughly after washing
Keep stress levels low
Eat a balanced diet
Treat dry scalp with a gentle, moisturizing shampoo
See a dermatologist if dandruff does not improve