Yakult is a milk beverage made by fermenting skim milk with Lactobacillus paracasei Shirota. This particular strain of bacteria and subsequent fermentation process is unique to Yakult Honsha of Japan. This one-of-a-kind beverage is sweet-tart with a complex aroma and flavor that is reminiscent of yogurt and citrus. Yakult is a non-fat probiotic beverage that promotes gut health. It is fantastic on its own or mixed into artisanal cocktails featuring shochu, sake, or whiskey.