Dolmio Bolognese Original Pasta Sauce 675g contains tomatoes (83%), double concentrated tomato paste (7.0%), onion, modified maize starch, sugar, salt, sunflower oil, basil, garlic, acidity regulator (citric acid), parsley, spice, natural flavouring, and herb. This sauce is suitable for vegetarians and is free from artificial colours, flavours, or preservatives. Based on the listed ingredients, there are no mandatory allergens present. However, it is always recommended to check the product label for the most accurate and up-to-date allergen information, as manufacturing practices can sometimes lead to cross-contamination.