Citric acid (acidifier), magnesium carbonate (equivalent to 375mg of magnesium) (100% RDA*), potassium bicarbonate 375mg (19% RDA*), inulin, magnesium oxide, E-952 (sweetener), orange flavouring, E-162 (colouring), E-954 (sweetener), E-101 (colouring). *RDA: recommended daily allowance.