Juvéderm¢ ULTRA¢ SMILE contains biocompatible hyaluronic acid which is an injectable filler that provides instant results that are natural so no one will guess anything has even been done. Hyaluronic acid (HA) is a natural substance found inside the human body. It’s key properties are to keep the skin hydrated whilst adding plumpness. HA naturally breaks down in the body during metabolism and is then replaced. However as we get older and our metabolism slows down, replacement of HA is less often which results in less hydrated skin and less volume in the skin. Medical professionals have been using HA in arthritis treatment and during eye surgery. Juvederm Ultra Smile is a leading filler used for enhancing lip volume. The gel containing lidocaine can be administered without any pain due to its smooth consistency. The effects can be seen for up to 12 months. Pregnant or lactating women should not use Juvéderm¢ ULTRA¢ SMILE. If you are considering using Juvéderm¢ ULTRA¢ SMILE , then you must inform your Physician of any previous permanent products or body enhancing products you have used. You should also make them aware of any allergies, immune diseases and infections you have. Similarly if you have hypersensitivity to hyaluronic acid. The treatment should not be used in conjunction with any skin treatments including laser or dear abrasion treatment. Individuals seeking correction of frown lines should also not use this product. Common symptoms such as swelling, bruising and redness can occur at the site of gel injection. Resolution is usually within one week.