The invention relates to a coenzyme Q10 gum for protecting teeth, strengthening brain and removing odor. The gum can play the effects of protecting teeth, eliminating halitosis, promoting the development of nerve cells, repairing, and strengthening brain on dental caries, gingivitis, periodontitis and other oral diseases. The coenzyme Q10 gum contains tea polyphenols, xylitol, glycyrrhizin, coenzyme Q10, lipoic acid, taurine, almond oil, glucosamine, calcium gluconate, vitamin B1, vitamin B6, vitamin D and menthol. The product has good prevention and treatment effect on dental caries and oral diseases, can relieve inflammation and pain, strengthen brain, strengthen brain, prevent and treat dental caries, gingivitis, periodontitis, oral ulcer and eliminate halitosis. Through preliminary clinical observation, the gum has very satisfied effect, and is a safe and reliable health product.