1. Can red light therapy help treat dermatitis?
Yes. Red light therapy reduces inflammation, calms irritated skin, and supports healing, making it beneficial for many forms of dermatitis.
2. Does red light therapy stop itching?
It can help reduce itching by decreasing inflammation and restoring the skin barrier, which often reduces irritation.
3. How long does it take to see results?
Most users notice improvement within 2–4 weeks, depending on severity and consistency.
4. Is it safe to use red light therapy on sensitive skin?
Yes. Red light therapy is gentle, non-invasive, and suitable for sensitive or reactive skin.
5. Can red light therapy replace dermatitis medication?
No. It is best used as a supportive therapy. Always follow your dermatologist’s guidance.
6. Does red light therapy help eczema?
Yes. Many eczema patients experience reduced flare-ups and improved skin hydration with routine red light therapy.
7. How often should I use red light therapy for dermatitis?
3–5 sessions per week are commonly recommended for optimal results.
8. Can red light therapy reduce redness?
Absolutely. It helps calm inflammation and improves microcirculation, reducing visible redness over time.
9. Is there any risk of worsening dermatitis?
Red light therapy rarely worsens dermatitis because it does not heat the skin or cause irritation.
10. What kind of device works best for dermatitis?
Devices with 630–660 nm red light and 850 nm near-infrared light—such as MERICAN’s clinical-grade systems—deliver the best results for reducing inflammation and supporting skin healing.