Contains a source of live (viable) naturally occurring microorganisms. HealthyFlock Tabs are an all-natural, proprietary formula containing micro-encapsulated live (viable) naturally occurring microorganisms, specially selected enzymes, egg protein, a prebiotic and yucca schidigera is designed to help maintain gastrointestinal health in birds of all ages. Use daily in your backyard poultry and waterfowl to help raise healthy, productive birds throughout their lifetime! Directions for Use: Dissolve 1 tablet in 1 gallon of the chickens’ drinking water. Clean waterers regularly. Each bottle contains enough tablets for 90 gallons of water. Always read and follow all label directions. HealthyFlock Tabs are available individually and packaged 12 bottles/case display box.