Propolis Oral Gel - Natural care for irritated gums The propolis oral gel is used for natural care of mucous membrane and gum irritations, pressure sores in the mouth, cracked corners of the mouth and chapped lips. The gums are nourished and become more resilient. In particular, redness or irritation of the mucous membranes, such as those caused by wearing dentures or braces, subsides. Cracked corners of the mouth and chapped lips are cared for. The proven ingredient propolis is supported by soothing chamomile, sage and myrrh.