The unmistakable feature of the Underberg brand is the famous portion-sized bottle. A digestive with herbs from 43 countries. Underberg contains only water, alcohol, and herbal extracts. Simple ingredients, complex character. Explore the herbal flavor of Underberg, a Rheinberg herbal digestive enjoyed for 175 years. Unwrapped with pleasure, after a good meal, worldwide. Underberg, a success story since 1846.