At present, there are more and more lady friends who do laser beauty treatment or photon beauty treatment, and they do not know much about how to take care of the skin after the operation, so we would like to popularize the related knowledge to all of you who love beauty. After laser (photon) treatment, correct and reasonable postoperative skin care can reduce postoperative skin discomfort, avoid pigmentation and increase the therapeutic effect. 1, laser (photon) postoperative timely ice, wet compresses, can relieve skin pain, to avoid pigmentation. Laser cosmetology generally uses high energy to act on the skin, there may be skin redness, mild edema or epidermal breakage after the operation, etc., it should be immediately carried out cold spray, ice or wet compress mask on the treatment site, timely postoperative wet compresses can relieve pain and discomfort brought about by the treatment, reduce the skin temperature to avoid hyperpigmentation. Can take alkaline fibroblast growth factor (FGF) mask, humanoid collagen mask and other wet compresses, 3 days after the operation of a daily wet compresses, 3 days after the discretion can be changed to 2-3 times a week. 2, the day of treatment will be some redness and swelling of the skin, about 24 hours to disappear naturally; treatment if the treatment of the local area does not break the next day you can wash your face, make-up, but try to protect the scabbed parts; treatment of the original part of the appearance of very thin scabs, about 5-7 days will be completely off; scabs are best to fall off naturally, do not pick the scabs with your hands, to avoid leaving scars and pigmentation! 3, some diseases laser treatment will cause temporary small blisters or blisters, try not to break the small blisters to avoid infection. Large blisters can be punctured, once ruptured, can be regularly disinfected (iodine vapour disinfection 1-3 times a day), do not close the bandage, topical application of burns cream or gentamycin ophthalmic ointment, Bactrim, etc.. 4, fractional laser or like beam laser after surgery: immediately apply soft hormone ointment (such as Ketin skin), and then coated with reorganization of epidermal growth factor, external moisturizing anti-inflammatory mask, cold compress for 30 minutes. Apply Ketamine twice daily for 3 days after surgery. The growth factor is applied 4 times a day for 7 days, and the mask is applied once a day for 7 days. 5.After carbon dioxide laser treatment, attention should be paid to preventing infection. Patients with carbon dioxide laser treatment, the postoperative treatment of localized vesicles, ulcers or scabs of varying sizes, keep the wound dry and use antibiotic ointment can effectively prevent infection and accelerate the improvement of skin lesions. 6, if the postoperative skin redness and swelling is heavy, can be used externally soft hormonal ointment for 3 days (such as Ketin Skin), which is then coated with recombinant epidermal growth factor gel or scald cream. Oral prednisone/metronidazole or non-steroidal anti-inflammatory agents (e.g. Cilastatin, Fenpropidol, etc.) for 3 days. 7.Temporary pigmentation loss or hyperpigmentation (back to black phenomenon) occurs in individual patients after treatment, generally will gradually return to normal, the time varies from person to person; if an individual in the process of treatment pigmentation or aggravation of pigmented areas can suspend treatment, generally 3-6 months of color or aggravation of parts of the pigmented areas will naturally subside. 8. Sun protection is very important after laser (photon) treatment. After laser treatment, the skin will be provoked, and the ultraviolet light will stimulate the melanocytes in the epidermis and produce a large number of melanosomes, which may cause postoperative hyperpigmentation. Therefore, it is very important to protect the skin from sunlight after the operation, and the appropriate SPF/PA value should be used to prevent the medium-wave and long-wave ultraviolet rays. It is better to use clothing etc. to cover the sun protection. During the postoperative recovery period, you should avoid spicy and hairy foods (such as seaweed, sea cucumber, beef and mutton, etc.), photosensitive foods or medicines. 9, after laser (photon) treatment, the skin’s metabolism accelerates, the skin is prone to dryness, targeted external use of some skin care products (such as vitamin E cream, etc.), can increase the water content of the skin stratum corneum, repair the epidermis, remodeling the skin barrier. 10, 1 month after surgery should avoid strenuous exercise. Avoid skin massage, fumigation, medicated baths, sauna and other items. 11.Regular follow-up. Once any condition occurs, you should immediately return to the doctor’s office for face-to-face consultation and treatment, so as not to delay the condition.