KILL CLIFF Recovery Drinks combine great taste, clean ingredients, and functional recovery into one beverage that can be enjoyed post workout or whenever you want to operate at your best. Lightly carbonated, KILL CLIFF is naturally sweetened with no sugar or artificial flavors and contains only 15-20 calories per can. Contains electrolytes, vitamins, enzymes, and natural plant extracts like ginger root, green tea, and ginseng root. Refresh, recover, repeat, because quitting is not an option.