Double eyelid scarring is the scarring that remains after the blepharoplasty incision has healed. Once formed, the scarring will not disappear completely, but it is usually no longer noticeable after 3-6 months of scarring, and the exact time of disappearance varies from person to person. Scarring after double eyelid surgery is a normal phenomenon and is inevitable in any surgery. The main cause of scarring may be due to factors such as high skin tension, local muscle contraction activities, or local bleeding and infection of the surgical incision during the healing process. Scar proliferation period is usually 3~6 months, after the proliferation period, scar tissue visual redness, raised appearance will be significantly improved, the inner canthus incision scar will need a longer repair process because of the greater skin tension. It is recommended to choose a regular medical institution for the operation, and after the operation, follow the doctor’s instructions to use topical drugs to inhibit scar proliferation, keep the wound clean and dry, maintain sufficient sleep, do not eat spicy, stimulating food, so as not to increase the factors of scar proliferation in the later stage.