Usually, eating winter melon and shrimp soup in moderation is usually not harmful, but if someone has an allergy to winter melon, shrimp or other ingredients, it may cause redness, itching and other allergic symptoms on the skin. Winter melon shrimp soup is a common food, per 100g winter melon contains carbohydrates 2.6g, carotene 80mg, vitamin C 18mg, per 100g shrimp contains protein 43.7g, calcium 555mg, phosphorus 666mg, rich in nutrients, moderate intake of food can provide the body with a wealth of nutrients, is conducive to human health. Usually, winter melon shrimp soup does not harm the human body. However, if someone has an allergic reaction to winter melon, shrimp or other ingredients, it may cause skin and body allergy symptoms, resulting in localized erythema, edema, itching and other symptoms, and in severe cases, respiratory difficulties, shock and other conditions. If an allergic reaction occurs, you need to stop eating immediately and go to a regular hospital for medical examination.