It is best not to use it, but if you are allergic to your face, you should use cucumber slices to moisturize your face and make your skin tender. Wash your face with purified water and use children's skin care products to reduce skin irritation. If you want to completely improve your skin, you should start with strengthening your physique, stay away from spicy food or seafood, eat more miscellaneous grains, drink more honey water, eat more fruits, especially grapes and kiwifruit, avoid strong light, strengthen exercise and maintain personal hygiene.