Types of dermal fillers

There are two classes of dermal fillers:

Permanent and temporary. The main permanent dermal filler in use today is silicone. There are a variety of temporary dermal fillers currently in use and several will be discussed below: Hydroxyappetite (Radiesse), hyaluronic acid (Restylane,and collagen. Temporary fillers are absorbed by the body over time, usually in 2-6 months and require repeated treatments to maintain the effect.