An over-the-counter bacteria supplement that is taken to counter the effects of antibiotics on the gut. Probiotics are supplements of live microorganisms used to promote improve or restore your gut flora, especially during or after antibiotic treatment*. Ingredients: Lactobacillus acidophilus [200B cfu], microcrystalline cellulose (plant fiber), gelatin, silica, magnesium stearate *These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease.