Marionette lines are the pronounced crease that runs from the corners of the mouth to down along the chin. It can also refer to nasolabial folds occurring around the top of the mouth.
The cause is that the collagen in the face decreases with age, skin tends to crease and fold around the mouth. While not everyone experiences marionette lines, they can be quite bothersome for those who do, as they can give the face an unhappy expression.
Prevention is difficult because genetics has a very important role. But there are certain things that can serve to exacerbate the issue, like too much sun exposure, smoking and poor diet.
The marionette lines are a common location for filler injections.
Products that are used for marionette lines include: