#1 -Dermatologist recommended, active ingredient. 30ml Minoxidil Women, Hair and Beard Serum Kit for Men and Women, Hair and Beard How to Use - Cleanse your hair (or beard) and scalp thoroughly before applying the serum. - Dispense 2–3 drops of Hair Serum (or Beard Serum) directly onto the targeted scalp area. - Massage gently with derma roller for approximately 12 minutes to promote absorption. - Wash your hands thoroughly after application and style your hair as usual.