Smiths Chipsticks Salt & Vinegar are baked maize and potato sticks seasoned with a tangy blend. The ingredients include **maize, rapeseed oil, potato granules (with preservative sodium hydrogen sulphite), and a salt and vinegar flavour mix** comprising flavourings, salt, citric acid, flavour enhancers (monosodium glutamate, disodium 5’-ribonucleotide), and potassium chloride . In terms of allergens, the product **may contain milk, wheat, gluten, barley, soya, celery, and mustard**, likely due to shared processing environments.