FortéBiotic+ ATB is a food supplement that contains an association of 2 microencapsulated microbiotic strains (10 billion CFU) and a yeast (2 billion CFU). The FortéBiotic+ ATB formula associates 2 microencapsulated microbiotic strains (10 billion CFU) and a specific Saccharomyces boulardii yeast (2 billion CFU) that act synergistically. Usage Instructions: Take 1 capsule a day with a large glass of water (200 ml). Renewable 10-day program.