Leaders in Probiotic Science & Innovation with Over 35 Years' ExperienceDietary Supplement12 Billion† Live Probiotic Cultures12-Strain FormulaDaily Nourishment for Intestinal HealthEssential Gut & Immune SupportSuitable for VegetariansPurity & Potency Guaranteed Why Choose Ultimate Probiotic? The Ultimate Probiotic family is the culmination of over 35 years of research and formulation expertise. Ultimate Probiotic 12/12 Formula provides easily daily nourishment for intestinal and immune health. Research - Supported strains & strengthsPotency guaranteed through expirationGuaranteed compatibility ensures viabilityBio-Support technology for guaranteed acid resistanceBeneficial prebiotic fiberDNA mapping of each strain for guaranteed identityNon GMOGluten FreeIsura Third-party Certified Imbalance in flora may be caused by stress, diet, travel, gastrointestinal disturbances, and medication use. Ultimate Probiotic 12/12 Formula provides 12 gastric-resistant strains with a powerful concentration of 12 billion active cells† that work synergistically for maximum activity and efficacy. Supporting a positive balance of microflora helps maintain a healthy immune system and digestive strength. A healthy intestinal flora helps to create a favorable environment for absorption of nutrients. Enteric coating is not required for all probiotic strains. With regard to stomach acid resistance, not all strains are created equal. Natural Factors has carefully selected naturally acid-resistant strains so that they may be consumed at any time, with or without meals, and are safely delivered to the intestine unharmed. Our strains are tested for their viability in the stomach to ensure optimal absorption and efficacy. †Guaranteed minimum 12 billion active cells per capsule at expiry date. †Guaranteed minimum 18 billion active cells per capsule at manufacture date. Isura: Non-GMO: Documentation ✔ Mass Spec: Lab Tested ✔