Is red light therapy safe?
Expert Answer
Red light therapy has an excellent safety profile with no serious adverse events reported in published clinical trials. Use protective eyewear during sessions and consult your doctor if you take photosensitizing medications.
About Red Light Therapy
Typical Cost
$25–$75
per session
Evidence Level
moderate7,000+ published studies
Red (630-660nm) and near-infrared (810-850nm) light is absorbed by cytochrome c oxidase in mitochondria, enhancing electron transport chain activity, increasing ATP production, and modulating reactive oxygen species signaling.
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