Dietary SupplementProviding Quality Products Since 2001 Today, more than ever, you need an effective way to help support a healthy balance of bacteria in your gut. By nourishing and balancing your healthy microbiome with high-quality probiotics, you help support many key functions in your body – like digestion, absorption of nutrients, immune function, the actions of your genes, cellular health, a normal allergic response, mood, vaginal (Complete Probiotics for Women) and urinary tract health. In addition to original Complete Probiotics that supplies 70 billion CFU of beneficial bacteria, there’s also an option for those who want a higher potency for even greater microbiome support: Complete Probiotics (100 Billion CFU). Suitable for both short-term use and long-term maintenance, higher-and be able to thrive in your intestines.Contains Fructooligosaccharide (FOS) as a form of prebiotics to help the probiotic bacteria grow and flourish in your body.Comes in patented delayed release capsules (DRcaps™) to deliver an extra layer of protection against harsh stomach acids, so the probiotics reach your small intestine – where they work best.Has been independently tested to validate high-potency.Does not require refrigeration, making it convenient and perfect for traveling. 505 mg of Dr. Mercola's Probiotic Blend provides at least 100 Billion CFU Probiotics.