To help with redness and breakouts caused by masks for your 8-year-old daughter, it is recommended to consider using gentle soap to wash fabric masks and switch to disposable masks. It is important to ensure a well-fitting mask to prevent friction that can cause breakouts. Additionally, be cautious with deep cleansing the face too often, especially in the winter months when the skin is already dry, as this can lead to further dryness and breakouts.