Your mouth is always exposed to harmful substances like chemicals from preservatives, toxins, and even heavy metals. Gunk builds up on your teeth and gums and this can result in tooth decay and bad breath. Sometimes, just brushing is not enough. With this gum serum, you can fight odor-causing organisms and maintain healthier gums. Primal Life Dirty Mouth Gum Drops is not a run-of-the-mill mouthwash. Besides being gentle on your gums, it effectively freshens your breath while helping keep your teeth, gum tissues, and mucous membranes clean. Having healthier teeth and gums means having fresher breath.