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The Healing Power of Red Light Therapy

Updated: Jun 4, 2025

What is Red Light Therapy?


Red light therapy uses specific wavelengths of light—typically in the red and near-infrared (NIR) range—to support cellular energy production (mitochondrial function), reduce inflammation, and improve tissue healing. It’s not the same as infrared saunas or heat therapy—there’s minimal heat output, making it a great option even for those sensitive to heat.


Skin & Anti-Aging Benefits


Red and NIR light work beautifully on the skin:


  • Boosts collagen and elastin production

  • Reduces fine lines and wrinkles

  • Improves skin tone, texture, and radiance

  • Minimizes redness, breakouts, and scarring

  • Accelerates skin healing after breakouts, irritation, or treatments


As a holistic esthetician, I’ve seen these benefits firsthand. I use red light on myself regularly and will be offering it in my new studio as part of custom skin health services.


Thyroid and Energy Support


Red light has also shown promise for thyroid health. One clinical study found that 47% of participants with hypothyroidism were able to stop taking thyroid medications after consistent light therapy use. (You can read that study here).


For those with autoimmune thyroid issues (like Hashimoto’s), red light may help reduce inflammation and improve hormone production naturally.


Why It Works for MCAS and Histamine Intolerance


Red light therapy is MCAS-friendly. Unlike saunas or infrared blankets that raise core body temperature, red/NIR light gently supports inflammation reduction and cell repair without triggering heat-related symptoms.


For me, it’s helped calm the skin, ease nervous system tension, and support overall resilience—without flaring my MCAS.


A Closer Look at Red Light Therapy


Science Behind Red Light Therapy


Research shows that red light can penetrate the skin and stimulate cellular processes. By enhancing mitochondrial function, it may aid in cellular repair and regeneration. This is essential for overall health, especially for those managing chronic conditions.


Personal Experience with Red Light Therapy


I've personally experienced the benefits of red light therapy. This non-invasive tool has been pivotal in managing my symptoms. When I first started using it, I noticed a difference within a few sessions. Skin irritation diminished, and I felt more balanced overall.


The Device I Use


I use a Quad-Wave Red Light Therapy Device from Forefront Health with the following specs:


  • Wavelengths: 620nm, 670nm, 760nm, and 830nm

  • Irradiance: >120 mW/cm² @ 6 inches

  • Modes: Red, NIR, or both

  • Setup: Can be wall-mounted or freestanding


This device supports both targeted use (like the thyroid) and full face/body sessions. I use it personally and will also be using it in my studio for skincare support.


Reminder: Always Test Your Own Tolerance


Everyone’s body is different. If you have MCAS, histamine intolerance, or a sensitive system, always introduce new therapies slowly and check with your provider.


However, if your body responds well, red light therapy can be a beautiful addition to your healing routine. It provides a non-invasive method to support your overall wellness without the side effects of invasive treatments.


How to Incorporate Red Light Therapy into Your Routine


Starting with Red Light Therapy


If you’re new to red light therapy, consider starting with shorter sessions a few times a week. Monitor how your body responds. Gradually increase the duration and frequency as you feel comfortable.


Additional Benefits of Red Light Therapy


Besides the skin and thyroid benefits, red light therapy could potentially enhance mood and energy levels. Some users report improved sleep quality and reduced fatigue. This can be particularly helpful for those struggling with chronic illnesses.


Conclusion


Red light therapy has truly transformed my healing journey. Its versatility makes it suitable for various issues, from skin health to thyroid support. I encourage anyone considering this therapy to explore how it might benefit them.


To learn more or shop the device I use, click here.


As a holistic esthetician specializing in sensitive and reactive skin, and a certified master health coach, I support individuals navigating complex skin concerns through supportive foods, lifestyle shifts, and integrative strategies. I walk this path personally, which is why I’ve made it my mission to guide others with similar struggles. My services and content are meant to reduce symptom burden and improve quality of life—but they are not intended to diagnose, treat, or replace medical advice. Please consult with a licensed healthcare provider for any medical concerns.


Red light therapy device used to support mast cell health and skin glow
Red light therapy
 
 
 

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