Contains natural quinine. Delicious, clean, refreshing, and natural. Blended to enhance the enjoyment of great spirits. No artificial sweeteners, flavourings or preservatives. By blending subtle botanical flavours with spring water and the highest quality quinine from the fever-tree, we have created a delicious, natural tonic with a uniquely refreshing taste and aroma. Consumer comments? 1-800-646-6965. www.fever-tree.com. Best before - see back label. Please recycle. No refill. Product of the UK.