Brand New, Unopened Seija no Tansan (Saint's Carbonation) Expiration Date: 2026.10.28 [Contents] Total 60 packets (Citric Acid: 3.0g x 30 packets, Baking Soda: 2.5g x 30 packets) [Yukido Brand Concept] We are committed to using high-quality ingredients and manufacturing methods to support a fulfilling life by balancing the mind and body. [Refresh Easily Every Day] We focus on taste, ease of drinking, and convenience, offering individually packaged portions that can be easily enjoyed at the office or during sports. We pay attention not only to the ingredients but also to the taste and solubility to support your health. [Easy to Make] Simply put one packet of baking soda and one packet of citric acid into 150-300ml of cold water. It dissolves naturally without stirring, and you can enjoy a refreshing fizz. Using cold water makes the carbonation stronger and even more delicious! No spoon is needed, making it easy to prepare, and you can easily drink it from a plastic bottle when you're on the go. Enjoy it 1-2 times a day, at your preferred time. Please try the arrangement recipes as well! [Ingredients] Edible baking soda derived from seawater from Yamaguchi Prefecture and edible citric acid derived from sweet potatoes from Kagoshima Prefecture are used. The fine, smooth granules of baking soda work well with citric acid and dissolve smoothly. We are committed to safe, domestically produced ingredients.