Laser Treatments for Light Acne on the Skin
Laser targets the deeper layers of the skin without harming the skin's surface. Laser kills Propionibacterium acnes, or P. acnes, which causes inflammation. They also can reduce the appearance of scars and improve skin texture. Laser therapy is costly and reserved for people who do not respond to traditional acne treatments.
Blue Light Therapy
Blue light therapy is low-intensity blue light used to kill P. acnes. For best results, ongoing treatment is necessary, according to the Mayo Clinic. Blue light therapy can be used in combination with red light therapy. The side effects of blue light are a temporary redness and dryness of the treated skin.
Pulsed Dye Laser
Pulsed dye laser therapy did not show significant improvements in treating facial acne, according to a 2003 stud