Eat a balanced diet with enough protein, iron, zinc, biotin, and omega-3 fatty acids
Stay hydrated
Avoid crash diets and rapid weight loss
Manage stress with sleep, exercise, meditation, or counseling
Use gentle hair care products
Avoid tight hairstyles that pull on the scalp
Limit heat styling and chemical treatments
Do not overbrush or rough-towel dry hair
Treat dandruff, scalp irritation, and other scalp conditions promptly
Keep up with regular medical checkups
Check for and treat thyroid problems, anemia, hormonal imbalances, and vitamin deficiencies
Review medications with a healthcare professional if hair thinning starts after a new prescription
Avoid smoking
Protect hair from sun, chlorine, and harsh environmental exposure
Use a wide-tooth comb on wet hair
Wash hair as needed for your scalp type
Consult a dermatologist early if thinning continues or worsens