Nano Scrub By Silver Fern Brand - 1 Bottle - 8 Fl. Oz - 48 Servings Contains De-Ionized Water & Purified, Frequency Charged Liquid Ag4O4 - 22 PPM Adults - 1 Teaspoon up to 3 times daily Children - 1/4 to 1/2 Teaspoon once per day Nano Scrub is a revolutionary product that contains a patented and scientifically proven frequency-activated nano Ag4O4. It is a purified silver uniquely developed for Silver Fern Brand for gut health applications. * 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.