Let your facial hair grow for 2 to 6 weeks without shaving
Eat a balanced diet with enough protein, vitamins, and minerals
Sleep well and manage stress
Wash your face and mustache area regularly
Moisturize the skin under the mustache
Brush the mustache daily with a small comb or brush
Trim stray hairs to shape it as it grows
Be patient and allow uneven areas time to fill in
Avoid comparing your growth speed to others
Consult a dermatologist if growth is patchy or unusually slow