Holy Eyes Dental Care is a 100% natural nutritional supplement developed in Spain, which helps completely eliminate bad breath and tartar. Holy Eyes Dental Care is a 100% Natural nutritional supplement developed in Spain, which helps completely eliminate bad breath, plaque and tartar, both in dogs and cats. The active ingredients in Holy Eyes Dental Care are secreted with your pet's saliva, thus breaking off the bacterial sheet that keeps the tartar attached to the teeth. This build-up is suppressed by itself through the friction of the teeth with the feed or is conveniently removed with a simple brushing. In addition, Holy Eyes Dental Care, with its formula is able to prevent new formation of tartar and bacterial plaque.