Lip fillers, also known as lip injections or lip augmentation, are cosmetic procedures involving the injection of dermal fillers or other substances into the lips to increase their volume , enhance their shape, and reduce the appearance of fine lines and wrinkles around he mouth. Lip fillers are a popular choice for individuals looking to achieve plumper, fuller lips or for a subtle natural look. The most commonly used lip fillers are made from hyaluronic acid (HA), a natural substance found in the body. The results of lip fillers are temporary, lasting around 6-12 months, and may require touch-up treatments to maintain the desired look