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Using an LED face mask and vitamin C in the same routine? Learn a simple order for clean, dry skin, when to apply vitamin C, and why the mask should...
LED Face Mask and Vitamin C: Order of Use and Tips
Thinking about red light therapy for darker skin tones? Learn what current evidence can and cannot say, the questions to ask, and when to seek personalized advice.
Darker Skin Tones
850 nm near-infrared light is invisible to the eye, but it is not a mystery feature. Learn what the wavelength means, what to check in a device, and why output...
What 850nm Near Infrared Light Means for Skin
Red light and near-infrared light are not interchangeable. Learn what 630 nm and 850 nm mean, why near-infrared may look invisible, and what to check before using an LED face...
Red Light vs Near Infrared Light