Using this makeup remover is a breeze. First, wet your face with warm water. Then, take an appropriate amount of the makeup remover on your fingertips and gently massage it onto your face and eyes where you have makeup. After a short while, the makeup will start to dissolve. Rinse your face thoroughly with water. As for precautions, avoid getting it into your eyes. If it does, rinse your eyes immediately with plenty of water. To maintain the quality of the product, store it in a cool and dry place away from direct sunlight.