Individual differences, allergic reactions or other reasons. Fujing Shaduo V biscuit is a kind of biscuit containing many ingredients, including Poria cocos, Lingling and Hippophae rhamnoides. Poria cocos is a traditional Chinese medicine, which has the function of cooling and detoxifying, and is often used to condition the skin and diminish inflammation. Spirits are a kind of nutritional ingredients, which have a refreshing effect; Seabuckthorn is rich in vitamin C and carotene, which helps to enhance immunity. These ingredients will not cause obvious adverse reactions in a certain dose. For example, the problem of redness after eating this biscuit is due to individual differences, allergic reactions or other reasons. Therefore, if redness occurs, you should immediately stop eating related foods and consult a doctor for evaluation.