Calorie-free. Contains no sugar, sodium or caffeine. Crafted with natural mandarin essence. Seltzer. 100% natural. As snow, rain and wind move down across the pristine splendor of the Adirondack Mountains, so begins the transformative journey of what will become crystal clear Adirondack sparkling water. Flowing below the Mohawk Valley, through rock and gravel that protect and filter it, water naturally fills a glacial aquifer - the Adirondack source. DrinkAdirondack.com.