Probiotic Pioneer Since 1986 - 33+ YearsEnhanced Probiotic System™ for Intestinal and Immune Health25 Billion Live Bacteria Guaranteed 8 Clinically Documented Strains Probiotic Supplement Gluten Free Strains Matter™ When it comes to effective probiotics, clinically documented Strains Matter™. As an innovator of consumer probiotics since 1986, Jarrow Formulas® takes great pride in using high-quality and scientifically documented strains that have been developed through years of research and innovation. Clinically Documented Strains Jarro-Dophilus® EPS is a shelf-stable, multi-strain probiotic formulated with clinically documented strains. Jarro-Dophilus® EPS helps support the health of the entire intestinal tract with a mixture of eight probiotic species from four different genera: Lactobacillus, Bifidobacterium, Lactococcus, and Pediococcus. Each strain has been clinically validated by scientific research and assigned a strain designation (e.g., R0011) that links to the positive influence on intestinal and immune health. Enhanced Probiotic System™ Jarro-Dophilus® EPS is an Enhanced Probiotic System™ formula due to its proprietary EnteroGuard® coating, blister packing defense against air and moisture, and use of strains with excellent stability at room temperature. This ensures a maximum number of probiotic strains are delivered to the intestinal tract, where they can fully exert their benefits. EnteroGuard® - Protects Probiotics and Resists Stomach Acid via Food-Grade, pH-Sensitive Coating. Blister Packed - Protects Probiotic Bacteria from Moisture and Oxygen for Superior Stability. Shelf Life: Stability - Formulated with Strains Such as B. longum BB536 That Have Excellent Stability at Room Temperature (77°F). Live Bacteria Guarantee Jarrow Formulas® Probiotics are formulated to ensure the number of live probiotic bacteria are guaranteed by the best used date, and not at "time of manufacture."