collagen lip injections let a person enhance the proportions of his or her lips less the permanent result. With the touch-up treatments with two to three times within a year and with this procedure it could assure you for four months even to six months. In this lip augmentation, the physician can increase the size of a persons’ lower or upper lip as well as both. Using the use of lip injections it can correct a specific portion of the lip. Considering that collagen lip injections contain refined bovine collagen, certainly, there is a chance for allergic reaction. The doctor may need their patients to be tested for spot test before the surgery to avoid difficulties and allergic reactions. Based on which lip one would like to augment, whether the upper or the lower lip, a patient could obtain instant modification in less time. collagen lip injections cost is not extremely high but does cost a decent amount.