Pure Encapsulations Probiotic 123 Powder 60gProbiotic 123 Powdered probiotic formula to Promote healthy intestinal microflora Probiotic 123 provides 3 billion CFU per scoop of beneficial bacteria [Lactobacillus acidophilus (La 14), Lacticaseibacillus rhamnosus (GG), Bifidobacterium bifidum (Bb 06), and Bifidobacterium animalis subsp. lactis (BI 04)] to promote gastrointestinal (G. I.) health. Studies indicate the most commonly used probiotics, Lactobacillus and Bifidobacteria, are safe for both