The ingredients in Schweppes Peppermint Cordial include water, sugar, flavourings, citric acid, and sweeteners such as sodium saccharin and aspartame. The product is preserved with sodium benzoate and potassium sorbate. These ingredients work together to create the signature peppermint taste and ensure the cordial’s shelf stability. However, it is important to note that this product contains a source of phenylalanine, which makes it unsuitable for individuals with phenylketonuria (PKU).

In terms of allergens, Schweppes Peppermint Cordial contains sulphur dioxide/sulphites but is free from other common allergens such as cereals containing gluten, celery, crustaceans, eggs, fish, lupin, milk, molluscs, mustard, nuts, peanuts, sesame, soya, and others. It is suitable for individuals following kosher, halal, vegetarian, and vegan diets. Always check the label for the most accurate and up-to-date information.