There are many ways you can whiten your face, but the effect can vary due to different personal constitution, and regular work and rest, healthy diet and good sun protection are the whitening methods that are applicable to most people and have better effect. In addition, whitening can also be done by using whitening products and other ways: a. Diet: eat more foods rich in vitamin C and vitamin E, which have certain antioxidant functions and can counteract the activity of melanin, such as kiwi, lemon, apple, grape, orange and other fruits, and vegetables such as pepper, celery, carrot, sweet potato, tomato and pumpkin, which help to whiten the skin. Second, whitening products: you can use some products with whitening effect. These products usually contain substances such as inhibitors of tyrosinase, exfoliators of keratin, and inhibitors of melanin transfer to the stratum corneum, which can help to whiten the skin. Third, the medical way: can go to professional medical institutions under the guidance of doctors: 1, whitening injection: generally take the way of intravenous drip, by injecting some antioxidant ingredients into the body to improve skin quality, lighten melanin, whitening skin; whitening injection into the body, some patients will produce some side effects, such as allergic reactions, infection, etc., must be carefully selected; 2, laser whitening. Through laser stimulation to destroy pigment cells and pigment particles and tighten the skin, it not only has a certain effect on whitening, but also can make pigment spots improve. It is necessary to pay attention not to over pursue whitening, medical way whitening needs to be carried out under the guidance of a doctor, not blindly. In the process of using the product, you need to pay attention to whether there are allergies, if the corresponding symptoms should be promptly discontinued and seek medical attention. It is enough to develop good habits in life, eat healthy and maintain a healthy complexion.