Premium Formula. Dietary Supplement. 100 Billion†Live Probiotic Cultures. 9-Strain Formula. Supports Acute Digestive Needs. Intense Gut & Immune Support. Suitable for Vegetarians. Purity & Potency Guaranteed. Why Choose Ultimate Probiotic? The Ultimate Probiotic family is the culmination of over 35 years of research and formulation expertise. Ultimate Probiotic Critical Care provides intense gut and immune support for acute intestinal and digestive needs. Research - Supported strains & strengths. Potency guaranteed through expiration. Guaranteed compatibility ensures viability. Bio-Support technology for guaranteed acid resistance. Beneficial prebiotic fiber. DNA mapping of each strain for guaranteed identity. Non-GMO. Gluten Free. Third Party Certified. Imbalance in flora may be caused by stress, diet, travel, gastrointestinal disturbances, and medication use. Ultimate Probiotic Critical Care is a proprietary blend of 9 gastric-resistant strains with a powerful concentration of 100 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 100 billion active cells per capsule at expiry date.†Guaranteed minimum 180 billion active cells per capsule at manufacture date.Isura: Non-GMO: Documentation ✔Mass Spec: Lab Tested ✔