Why Use Probiotics?. Bifidobacterium longum subsp. longum 35624™† 4 mg ††. 9 (one billion) live bacteria/CFU when manufactured, and provides an effective level of bacteria (1 x 10. Why Use Align?. Align Probiotic is the product of more than 10 years of scientific research and contains the pure-strain probiotic, Bifidobacterium 35624™. ).
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