Oral Cleansing Gel is a Veterinary dentistry's most user-friendly and effective oral cleanser and freshener for dogs, cats, horses and exotics. MAXI/GUARD Oral Cleansing Gel offers the compound, zinc ascorbate/taurine. The product is natural, safe for daily use, inexpensive, taste free, and provides good pet acceptance. Works with or without brushing. Packaged in 4 ounce soft squeeze bottles.