Pediagel provides 50 – 75 full arch fluoride treatments per bottle versus 80 –100 in a typical 16 oz. bottle. Foams deliver 120 treatments per bottle but they often have a lot of waste associated with the aerosol malfunction. I.E. “Whip Cream Can” phenomenon. They also fail if ever frozen in transit. The variation range for treatment amount is related to the size of the tray used.