Fat injections are a method used in cases such as deficiency or collapse in the face or any body area. It is easily used especially in collapses in the face area due to age-related or sudden weight changes and diseases. Adipose tissue is a useful warehouse in the body. It also helps to correct the skin structure in areas with wrinkles. The upper lip is one of the areas where fat injection is made the most. The fat to be injected can be taken from the abdomen, hips or legs. After being processed, it is made applicable with a needle. Only fat injection can be done under local anesthesia. Sometimes it can be combined with other operations such as a facelift or eyelid surgery. In this case, the operation is performed under general anesthesia. Some swelling and bruising is expected after the application. Not all injected oils will survive. After six months, about 40% remains. A longer survival is expected in the second session.