US UAS laboratories DDS Probiology Usage. Intestine health lactobacillus, 1 billion CFU, Multi solution for your family. Intestine health lactobacillus gold, Korea's No. 1 lactobacillus, 1 billion CFU. Daily intake: Once a day. Take one pack without water. Brand Story : Chong Kun Dang (CKD) is a very famous pharmaceutical company in Korea. Starting with the Danish 'Leo' and technical partnership in 1957. It has been manufactured various health supplements and medications. In 2017, it acquired the highest grade AA of Korea in CP rating. 2g * 50EA (Total 100g)