Udo’s Choice Adult 50+ Blend Microbiotics provide an easy-to-consume daily blend of ‘friendly’ bacteria (probiotic), specifically selected for over 50’s, to support the immune system functionality and encourage proper digestion. Microbiotics are the beneficial lacto and bifido bacteria that occur throughout the digestive tract and are essential in replenishing healthy gut flora, which helps to reduce gas, bloating and constipation. Udo’s Choice Adult 50+ Blend Contains: 7 bacterial strains designed for optimum bowel health 34 billion cells per capsule, including: Lactobacillus casei (HA-108): 30%, Lactobacillus rhamnosus (HA-111): 20%, Lactobacillus acidophilus (HA-1220): 10%, Lactobacillus plantarum (HA-119): 10%, Bifidobacterium bifidum (HA-132): 10%, Bifidobacterium breve (HA-129): 10%, Bifidobacterium longum (HA-135): 10%. Suitable for vegetarians. Gluten free.