Most of the white skin flakes in winter are normal phenomenon, because winter is dry, the skin absorbs less water, the skin will become dry, and when it is serious, it will drop white flakes, which can be improved by drinking more water, eating some vitamin A food and applying skin care products. In addition, some patients with ichthyosis and psoriasis will also have the symptom of white flakes, and need to go to the dermatology department for symptomatic treatment. 1. Drink more water: after entering winter, the weather will become drier as the humidity of the air decreases, when the body is dehydrated, the skin will also be dehydrated, so in winter, you need to drink more hot water to replenish the water needed by the body, and it can also make the skin become more moisturized. 2. Eat some vitamin A food: usually eat some food rich in vitamin A, can protect the skin, can improve the situation of dry skin, the more common food has pork liver, carrots, spinach, broccoli, mango and so on. 3. Apply skin care products: people in the winter bathing frequency will become less, every time you take a bath, must do some more maintenance work, you can apply some body lotion, or you can also apply some aloe vera gel, etc., so that you can moisturize the skin. In addition, some patients with ichthyosis and psoriasis will also have the symptom of dropping white flakes, which requires patients to go to the dermatology department for symptomatic treatment.