Blue light is a shorter wavelength that destroys acne causing bacteria on the skin s surface while red light penetrates deeper to help with inflammation but hooman khorasani the chief of the.
Red light blue light acne.
Blue light therapy is an fda approved non invasive phototherapy treatment for acne.
Red blue or a combination of red and blue light can be used to treat acne.
A team of researchers reviewed all the evidence to date on light based therapies for acne and published their conclusions in the british journal of dermatology in 2018.
Typically a combination is used.
Three blue light treatments kill about 99 99 of acne bacteria that the light reaches although some acne bacteria live deep in pores.
Studies suggest that it can improve but.
Light treatment alone however only treats blemishes and pimples after the fact.
You will need several sessions and may need to protect your skin from sunlight and some.
Increased sebum production is one of the main causes of acne.
The team looked at 71 rigorous studies that included a total of.
Light therapy for acne uses red and blue light to help heal your skin and prevent further outbreaks.
Blue light helps kill acne bacteria calms irritation that can come with acne and balances sebum production without drying the skin.