First of all, whitening pills are not drugs and their safety is not guaranteed; secondly, long-term use may jeopardize your health. Therefore, it is not advisable to whiten the whole body through whitening pills. If you want to whiten your body, there are common ways to prevent sunlight, diet and medical beauty. 1. Pay attention to daily sunscreen: including physical sunscreen and chemical sunscreen two categories. Physical sunscreen have to play umbrellas, wear sunscreen hats, wear sunscreen clothing, etc.; chemical sunscreen is mainly applying sunscreen. 2. Dietary adjustments: daily can eat some rich in vitamin C food, such as lemon. 3. Medical cosmetology: modern medical level, you can take some medical means to achieve the purpose of whitening, such as photorejuvenation. It is recommended to go to a regular hospital for treatment. Whitening is a gradual process, through the so-called whitening pills to achieve whitening of the whole body, is unrealistic.