The Zinc Citrate 31% is a multifunctional ingredient. It can be used as a dietary supplement, zinc is an important nutrient necessary for protein synthesis, wound healing, and normal tissue function just to name a few of its benefits. In oral care products, is used zinc citrate in the fight against bad breath and include antimicrobial agents, like chlorhexidene or cetylpyridium chloride, or other agents that inhibit the odor-causing compounds.