Dairy culture. 50 billion friendly bacteria guaranteed. GF. Certified gluten free. Patented probiotic. 50 billion live active friendly bacteria guaranteed. The only clinically proven formula of L. acidophilus and L. casei. Clinically proven probiotic. This CL1285 dairy culture formula provides a minimum of 50 billion live active L. acidophilus + L. casei bacteria until best before date per 3.5 oz. Contains no gluten, wheat, corn, yeast, antibiotic residues, GMO's. RBGH free. Made with 100% recyclable cardboard. Manufactured in Canada.