Facial fillers are substances injected into the skin to smooth wrinkles and make them less noticeable. Injection of a facial filler is generally an outpatient procedure that's done with numbing medication. The procedure takes up to an hour.

You might have mild discomfort, bruising and swelling for up to a week. After the swelling goes down, you might need a touch-up injection for best results. How long the effect lasts depends on the type of wrinkle and filler, among other factors.

Types of facial fillers

Facial fillers include: Hyaluronic acid  This natural component of the skin's connective tissue is the most common filler used for wrinkles. The results typically last 6 to 12 months depending on the filler type chosen.