Probiotics are living microorganisms that scientific research has shown may be beneficial to your overall health.Ultimate Pre/Probiotic Chews also contain a scientifically validated dose of PreticXTM prebiotic fiber, which act as stimulants to the probiotics in the product. they are the specIfIc fibers that nourish your healthy bacteria and help them thrive.Directions: As a dietary supplement for adults take one (1) chew, one (1) to two (2) times daily or as directed by a healthcare practitioner Additional Details ------------------------------ Product description: Probiotics are living microorganisms that scientific research has shown may be beneficial to your overall health.Ultimate Pre/Probiotic Chews also contain a scientifically validated dose of PreticXTM prebiotic fiber, which act as stimulants to the probiotics in the product. they are the specIfIc fibers that nourish your healthy bacteria and help them thrive.Directions: As a dietary supplement for adults take one (1) chew, one (1) to two (2) times daily or as directed by a healthcare practitioner