Yakult is a popular probiotic drink that originated in Japan in the 1930s. It contains a specific strain of beneficial bacteria called Lactobacillus casei Shirota, which is known to support digestive health. The drink is typically sold in small, single-serving bottles and has a sweet, tangy flavor. The primary purpose of Yakult is to promote gut health by improving the balance of good bacteria in the digestive system. Regular consumption may help enhance immunity and overall well-being. It is widely available in many countries and is often marketed as a health supplement.