Blueberry active concentrate is 100 concentrated blueberry juice which dilutes to makes about 2 litres of juice premium quality concentrated blueberry juice no added preservatives 30ml blueberry active concentrate dilutes with water to make a glass of blueberry juice which counts as one of your five a day each 210ml bottle dilutes with water to make about 2 litres of juice blueberry active concentrate can also be added to natural yoghurt and smoothies blueberry active concentrate is 100