Dentures have been used for generations to replace missing teeth. New technologies allow them to look and feel more natural than ever. Your denture is custom-crafted to fit your mouth like a glove as it rests on top of your gum tissue. Suction is all that’s needed to hold your new teeth in place. However, if you have a big speaking event or will be eating a juicy steak, you may want a little more stability. A denture adhesive can help, but only as a temporary solution. Here’s what you need to know about using a denture adhesive.