Douglas Laboratories. Probiotic Blend: Immune support and gastrointestinal support;* support intestinal microflora.* Lactobacillus & Bifidobacterium: 4 billion CFUs; target release in intestinal tract.* Digestive: supplement formulated to support G.I. health and its highly complex ecosystem.* Our uncompromising operational practices at our state-of-the-art manufacturing facilities surpass GMP standards and manufacturing regulations. All of our products are GMO-free. For 65 years, Douglas Laboratories has been dedicated to meeting the needs of healthcare professionals. As a globally recognized leader in the development of innovative, science-based nutritional supplements, we strive to help healthcare professionals and their patients push their potential for healthy living, today and in the future.*