Natures Aid immune effervescent combines vitamin C and zinc to support a healthy immune system. These naturally blackcurrant flavoured effervescent Tablets can be taken daily and should be dissolved in a glass of water. Suitable for Vegetarians and Vegans. Directions for use: Take one tablet daily, dissolve in a glass of water. Do not exceed the recommended intake ingredients: Citric Acid, L-ascorbic acid, Sodium Hydrogen Carbonate, Sodium Carbonate, Sorbitol, Inulin, red beetroot juice powder, starch, blackcurrant flavouring, zinc citrate, Tricalcium phosphate, sucralose.