School of Dermatology
    Woman using a red LED light therapy mask at home

    Red Light Therapy Masks: What to Know Before You Buy

    How at-home LED masks work, which wavelengths matter, and how to use one safely

    By Jamie Reeves, Licensed Esthetician · October 1, 2025 · 6 min read

    Esthetician Tip: Consistency beats intensity. Ten minutes, four to five times a week, does more than an occasional long session.

    Red light therapy masks have moved from clinic treatment rooms into bathrooms. This is a sample article showing the News template — replace it with your own content.

    How Red Light Works on Skin

    Red (630–660nm) and near-infrared (810–850nm) light are absorbed by cells in the skin, where they support energy production and collagen activity.

    • Red light: surface texture and tone
    • Near-infrared: deeper support for firmness

    How to Use a Mask Safely

    Start on clean, dry skin, follow the manufacturer's session time, and protect your eyes if the device recommends it.

    About the Author

    Jamie Reeves is a licensed esthetician with over a decade of experience in clinical skincare. She specializes in evidence-based ingredient analysis and has worked alongside board-certified dermatologists in both medical and cosmetic settings. Jamie is passionate about translating complex dermatological research into practical, actionable advice for everyday skincare routines. When she's not writing, she consults for skincare brands on product formulation and efficacy testing.

    Jamie Reeves, Licensed Esthetician