Wash hair with a gentle, sulfate-free shampoo
Reduce how often you shampoo
Use lukewarm water instead of hot water
Apply a moisturizing conditioner after every wash
Use a scalp oil or leave-in scalp treatment
Avoid harsh hair products with alcohol or fragrance
Limit heat styling and chemical treatments
Gently exfoliate the scalp occasionally
Drink enough water
Eat foods rich in omega-3 fatty acids
Use a humidifier in dry environments
Avoid scratching or picking at the scalp
Treat dandruff if flakes are caused by fungus
See a dermatologist if dryness is severe, persistent, or painful