Support optimal digestive health with Probiotic-10 from NOW. Probiotic-10 delivers 25 billion CFU from 10 clinically validated probiotic strains. This balanced combination of lactobacillus , bifidobacterium and streptococcus strains supports healthy digestion, the lining of the GI tract and bowel regularity. Probiotics also play a role in the detoxification process and support immune health.