With Cranberry Concentrate Dr. Michael Murray Formulated Supports Intestinal & Urinary Tract Health Dietary Supplement CranRich Dr. Murray's Ultimate Probiotic, specifically formulated for women, contains a proprietary blend of only the most potent bacteria strains that work synergistically guaranteeing maximum activity. The formula contains CranRich to support urinary tract health. All Natural Factors products are manufactured in accordance with the Government of Canada's Good Manufacturing Practices (GMP), among the highest standards in the world.