Be patient; beard growth is mostly determined by genetics and age
Sleep 7 to 9 hours per night
Eat a balanced diet with enough protein, vitamins, and minerals
Stay hydrated
Exercise regularly
Reduce stress
Avoid smoking
Limit alcohol intake
Keep your skin clean and moisturized
Exfoliate your face gently a few times per week
Avoid overtrimming or shaving in hopes of making it grow faster
Use beard oil or a light moisturizer to reduce dryness and breakage
Treat dandruff or skin irritation promptly
Check for hormonal or medical issues if growth is unusually sparse
Consult a dermatologist if you want medical treatment options