Eczema should not be washed with salt water, and eczema patients should not use alcohol or vinegar, or toothpaste or aloe vera to avoid aggravating the disease. In addition, you should pay attention to avoid spicy and stimulating diet, beef and mutton, seafood and other hair products, as well as chicken, duck, goose and dog meat, animal head and hoof water and milk, eggs and other hair products. Patients with eczema should pay attention to avoid violent scratching and hot water. You should also pay attention to avoid strong sunlight exposure, so as not to aggravate the symptoms of the disease. Pay attention to good rest and sleep, and don’t get angry.