Natural Factors Ultimate Multi Probiotic - 12 billion active cells - Improve uncomfortable, unhealthy digestion with this powerful probiotic. Ideal for anyone with a history of antibiotic treatment or a high toxic load. With the growing research into the benefits of probiotics, Natural Factors has developed the ultimate probiotic. A powerful, multi-strain probiotic formula based on the latest research, Ultimate Multi Probiotic Formula may benefit health conditions: inflammatory bowel disease, chronic diarrhea, traveler’s diarrhea, yeast infections, food allergies, bad breath, and much more. Enteric coating is not required for all probiotic strains. With regards to stomach acid resistance, not all strains are created equal. Natural Factors has carefully selected naturally acid-resistant strains so they may be consumed at any time, with or without meals, and are safely delivered to the intestine unharmed.