1. Milk whitening method, milk contains substances that whiten the skin, so washing your face with milk can play a whitening role.

2. White sugar face whitening method. After washing your face every day, apply a small amount of white sugar on your face and then wash it off, which can achieve whitening effect.

3. Vegetable whitening method, eating more foods containing vitamin C, such as tomatoes, can play a whitening effect.

4. Egg white whitening method, apply egg white on your face and wash it off after 20 minutes.