What is natures aid immune effervescent blackcurrant flavour natures aid immune effervescent is a tasty daily supplement that naturally supports your immune system. Each tablet contains 1000mg of vitamin c and 15mg of elemental zinc to boost immunity. Simply dissolve a tablet in water for a refreshing blackcurrant drink. The effervescent format makes it easy to take for those who dont like swallowing pills. This vegan and gluten free supplement uses only natural flavors and colors. Enjoy the delicious berry taste while giving your immune system what it needs daily. Ingredients what are the active 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.ingredients usage how to take natures aid immune effervescent blackcurrant flavour take 1 tablet daily, dissolved in a glass of water. Usage warnings precautions to consider before using natures aid immune effervescent blackcurrant flavour do not exceed the recommended intake. Warnings