Hypoallergenic, Gluten-Free Dietary Supplement. Ultra Tested, cGMP Certified. Supports good intestinal health and flora, and immune response. Super Pro-Bio™ 75 Billion is Kirkman's ultra-strength intensive care probiotic formulation containing seven strains of probiotic organisms that colonize and adhere to the gastrointestinal tract, thereby helping support intestinal health, good intestinal flora and immune response. This formulation contains in excess of 75 billion organisms, which makes it one of the most potent probiotic formulations available to the increasing number of physicians who are trying intensive probiotic products to aid in gastrointestinal support. Super Pro-Bio 75 Billion CFU, Bio-Max Series, 60 Capsules - Kirkman Laboratories is a powerful probiotic supplement designed to support optimal digestive health. This product is carefully stored in a refrigerated environment and shipped on ice to ensure maximum potency upon arrival. While expedited delivery is recommended, it is not necessary thanks to the manufacturer's advanced manufacturing process. Studies have shown that Super Pro-Bio 75 Billion maintains its potency even after 4 weeks in transit, providing peace of mind for customers. Formulated with seven powerful strains of probiotic organisms, this supplement effectively colonizes and adheres to the gastrointestinal tract. With over 75 billion organisms per capsule, Super Pro-Bio is one of the most potent probiotic formulations on the market.