Jarrow Formulas' Probiotics Feature Documented Strains Room Temperature Tolerant Promotes Infant Intestinal Health 1 Billion per Serving Bifidobacterium Longum Subsp. Infantis M-63 Liquid Probiotic Supplement Gluten Free Vegan Bifidobacterium longum subsp. infantis (B. infantis) is associated with improved growth, the development of intestinal membrane integrity, and is critical for developing immune function. B. infantis is the predominant intestinal organism found in breast-fed infants. B. infantis M-63 was isolated from a healthy infant and clinically proven to colonize the intestines of infants. B. infantis is the only bacterial species able to take up and metabolize all Human Milk Oligosaccharides (HMOs) which allows B. infantis to outcompete other bacterial species. Jarro-Dophilus Infant is formulated with Medium Chain Triglycerides (MCTs), a component of breast milk. The Developing Intestinal Microflora of Newborns is up to 90% B. Infantis. Suggested Use For newborns to infants up to 6 months old: Add 10 drops, once daily, to foods, lukewarm milk, or an infant formula. Or use as directed by your qualified healthcare professional. Shake bottle well before each use. Once the bottle has been opened, use within 30 days. Other Ingredients Medium chain triglycerides, tapioca starch, calcium phosphate, vitamin E (added to preserve freshness) and citric acid. No wheat, no gluten, no soybeans, no dairy, no egg, no fish/shellfish, no peanuts/no tree nuts. Suitable for vegetarians/vegans. Warnings Storage Instructions: Does not require refrigeration and can be stored at room temperature. Avoid storage at room temperature 77ºF (25º C). Keep out of the reach of children.