Keep nails clean and dry
Moisturize nails and cuticles daily
Eat a balanced diet with enough protein, biotin, iron, zinc, and vitamins
Drink enough water
Avoid biting or picking at nails
Trim nails regularly and file gently in one direction
Use a protective base coat or nail strengthener
Wear gloves when cleaning or using harsh chemicals
Limit frequent use of nail polish remover, especially acetone
Avoid using nails as tools
Reduce exposure to water for long periods
Get enough sleep
Manage stress
Treat any nail or skin infections promptly
See a doctor if nail growth is unusually slow or nails are brittle or changing shape