LED Light Therapy Wavelengths Explained: An Evidence-Based, FDA-Cleared Reference for Brands and Practitioners
Light-emitting diode (LED) phototherapy has moved from clinical dermatology into mainstream professional beauty and at-home skincare. Yet behind every LED face mask, panel, or handheld device sits a single, decisive engineering choice: wavelength. The nanometer (nm) value printed on a spec sheet is not a marketing number — it determines how deep the light penetrates, which […]
K250830 FDA 510(k) Clearance: Named LED Mask Models, Family-Level Indications, and Verification
Short answer: The FDA’s public record identifies K250830 as a Traditional 510(k) for an LED Light Therapy Mask, submitted by Shenzhen Sungrow LED Technology Co., Ltd. FDA issued a substantially equivalent decision on June 9, 2025. The record names 13 model designations and lists family-level OTC light-mode and indication statements for full-face wrinkles or mild-to-moderate inflammatory acne. […]