Blue light treatment is an acne treatment that works by
targeting and eliminating acne-causing bacteria on your skin. The specific
wavelength of blue light used in the treatment penetrates into your pores and
hair follicles to kill P. acnes
bacteria without harming your skin.
How blue light treatment is performed
Blue light treatment is a painless in-office treatment that only
takes about 15 minutes each session. Your dermatologist will spread a cooling
gel on your face and move the light wand over your skin. The wand will flash a
specific wavelength of blue light on your skin to kill the bacteria that causes
acne. You may feel a warming sensation from the light, but it is not
Recently, at-home blue light devices made by different
manufacturers have become popular. They work the same way as professional blue
light devices, but they don’t offer the same light strength and are less
effective than professional-grade treatments from your dermatologist.
Recovery and results
There’s no downtime from blue light treatment,
but you may have some temporary minor discomfort. Most dermatologists will
recommend multiple blue light treatments for optimal results. The amount of sessions
you’ll need can vary, but about six sessions once or twice a week is common.
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