there are different types of
dermal fillers that can be injected in the lips. the most common types are ones that contain hyaluronic acid. this is a natural substance that is found in the body and it helps increase the volume of your lips. hyaluronic acid improves the appearance of the mouth by adding shape, volume and structure to it. the results from hyaluronic acid
fillers last for up to six months after which patients need to get a follow-up procedure performed.