Brain Blasterz Mega Sour Brain Gunk 32g is made with ingredients such as glucose syrup, sugar, water, acidity regulators (citric acid, malic acid), flavourings, and colours, which combine to create its extreme sour liquid candy experience. It is free from gelatine and artificial sweeteners, making it suitable for vegetarians. Allergens: this product does not contain any major allergens, but it is manufactured in facilities that may also handle milk, wheat, soya, and nuts, so traces could be present.