Do you have sun spots on your face? Sun spots will appear easily on the skin exposed to sunlight, and if sun spots are not treated in time, they will become more and more serious and have a great impact on facial beauty. More and more people choose to do laser sunspot treatment to solve the trouble of sunspots, but who is the most suitable for laser sunspot treatment? Before knowing the suitable people for laser sunspot removal, let’s know how its principle of removing sunspots is. In fact, the principle of laser spot removal is that the laser emitted by the treatment instrument can penetrate the damaged skin extremely smoothly, then enter into the damaged area and effectively treat the pigment of the damaged area. The pigments of sun spots will change under the powerful laser irradiation, and then slowly dissipate by themselves so as to be cured. Although the method of laser sunspot removal is good, not everyone can do it. For example, for those who often work outdoors, such as journalists, salesmen, bus drivers and other professions, sun spots are easily formed on their faces, and these friends can solve the problem of sun spots by laser therapy. There are certain contraindications for laser sunspot removal therapy, such as pregnant women, light allergy, light sensitivity and recent use of light-sensitive drugs (retinoids, tetracycline, etc.), long-term use of certain psychotropic drugs, sun exposure within 2 weeks, inflammation on the face, chloasma on the face.