Ultimate Flora Colon Care Probiotic 80 Billion is formulated with 14 scientifically studied probiotic strains. The high-potency formula is designed to help re-establish digestive balance and relieve occasional constipation. It contains more Bifidobacteria than Lactobacilli to help provide more beneficial bacteria in the colon. When taken regularly, it also promotes digestive and immune balance so you feel better, lighter, and more energized. This formula is dairy and gluten free.