t seems funny but it really works. Wet the area affected of blackheads or white heads. And then apply pea-sized amount of toothpaste on the toothbrush and wet the tooth brush. now scrub that affected area gently with the help of toothbrush. scrub gently for 5 to 6 minutes and rinse. you will surely get your affected area clean. You can repeat it again if the area is not clean.