Topic
Red light therapy
Photobiomodulation is the one skincare category where the device specification matters more than the brand. Wavelength, irradiance and dose are measurable, the clinical literature is real, and most marketing quietly ignores both.
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Evidence review
Red light therapy: what the evidence actually shows
What red and near-infrared light do to skin, which wavelengths the trials actually used, and how the Dr. Renú SpectraLift and CurrentBody Series 2 compare.
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LED mask comparison
Dr. Renú vs CurrentBody vs Omnilux: which LED mask is best?
Dr. Renú SpectraLift, CurrentBody Series 2 and Omnilux Contour compared by wavelengths, disclosed irradiance, FDA status, fit and price.