This research was conducted in December 2018 - January 2019 for 30 days at the National Broodstock Center For Shrimp and Mollusk Karangasem Bali. The purpose of this study was to determine the effect of probiotic on the growth and survival rate of vanamei shrimp (Litopeneaus vannamei). Vanamei shrimp size PL25 were used in the research. The container used fiber tub with capacity 250 liters and …