on &the affected areas.Has anyone
here heard of it? My skin is terrible,despite ... have previously shown that combining blue 415 nm and red 660 nm light resolves the symptoms of acne better than. blue light alone. ... Blue light penetrates up to the pimple and blackhead causing bacteria (propionibacterium acne) in the skin. "It acts as anti-bacteria substance and prevents ... Blue light therapy was one of
the 
first light
