Our Gum Corrector Pen contain hyaluronic acid, aloe vera extract, xylitol. It restores and maintains healthy tissue from receding gums, reduces inflammation and discomfort, improves overall dental health, effectively removes stains, tartar, and reduces tooth yellowing. Its use method is very simple: first clean the mouth with warm water, then open the lid, twist the other end of the pen, brush the serum on the teeth (do not touch the teeth for 30 seconds to 1 minute), wait for 30 minutes to clean the mouth. Strengthen the dental system, protect the gums, effectively relieve tooth discomfort, and bring you a bright smile.