This filler can soften more superficial wrinkles as well as deeper folds. Belotero™ can be use to treat the folds from the side of the nose to the corners of the mouth. This area is often referred to as the parenthesis. The depth of your folds can be softened which will reduce the signs of aging creating a more youthful appearance. Improvements last up to 6 months to 1 year on average.