Thirty-year-old spots on the face are generally not harmful to health and do not need to be treated. If the symptoms of long spots seriously affect the beauty, it is recommended to carry out treatment. General treatment: 1.Skin care products selection: First of all, we should insist on using sunscreen, we can apply vitamin C, vitamin E and other drugs locally to lighten the spots, we should pay extra attention when choosing skin care products, avoid using inferior, expired and stimulating skin care products; 2.Living habits: We should pay attention to changing living habits and eating habits, go to bed early and wake up early, avoid staying up late for a long time, we should pay attention to sun protection and avoid direct sunlight in daily life; 3.Diet: We should pay attention to changing living habits and eating habits, go to bed early and wake up early, avoid staying up late for a long time. Direct sunlight, you can use sun umbrellas, sun hats and other sun protection; 3, diet: diet should pay attention to eat more vitamin C-rich food, such as citrus fruits, tomatoes, peppers, hawthorn, kiwi, fresh green leafy vegetables, etc. Second, drug treatment: Under the guidance of physicians, use spot removal drugs, such as hydroquinone cream, etc. Physical treatment: If the treatment is ineffective, the spots can be removed by using Q laser.