I use filling substances of the brand Juvaderm (Allergan), which is FDA approved and proved for efficiency and safety with many scientific researches. Depending on the area and size, it has various forms in various molecule weights. In order to minimize the pain after the procedure, it contains an anesthetic substance (lidocaine), thus your pain due to the tension in the field of implantation is minimal. Hyaluronic acid is already present in our skin, but it gets reduced over time. Returning the hyaluronic acid which reduces with age, is an efficient and safe method for gaining volume, increasing elasticity and correcting wrinkles.