The Ultimate Guide to Red Light Therapy with Ari Whitten
Dr. Jockers Functional Nutrition
Dr. Jockers
4.8 • 852 Ratings
🗓️ 10 March 2026
⏱️ 74 minutes
🧾️ Download transcript
Summary
In this episode, Dr. Jockers sits down with Ari Whitten to break down how red and near-infrared light therapy works and why it has become such a powerful tool for healing, energy, and recovery. You'll learn how light interacts with the body at the cellular level and why it matters far beyond skin health. They also unpack why this topic deserves more attention in the world of functional medicine.
Ari explains how photobiomodulation can support mitochondrial function, reduce inflammation, and promote repair in tissues throughout the body. You'll hear how red light may influence everything from brain health and athletic recovery to fat loss and healthy aging. The conversation also explores the difference between local and whole-body benefits.
You'll also learn what to look for in a quality red light device and why specifications like intensity, coverage, and design matter more than most people realize. Dr. Jockers and Ari walk through how to think about using red light effectively for your goals while clearing up common misconceptions around this technology. Along the way, they reveal why proper light exposure may be more important than many people think.
In This Episode:
00:00 Stem Cells and Light
00:26 Episode Overview and Guest
06:40 Why Rewrite the Book
11:08 How Light Affects Biology
15:21 Red and Infrared Explained
17:31 Optical Window and Benefits
23:12 Cell Sensitivity and Dosing
28:23 Red vs Near Infrared Depth
35:31 C15 Longevity Pitch
37:22 Red Light Skin Benefits
40:40 Collagen Tug of War
43:39 Choosing a Quality Mask
47:33 Panels Versus Masks
50:31 Systemic Effects Explained
54:36 Stem Cells and Melatonin
01:00:05 Avoiding Junk Panels
01:07:42 Testing and Device Guide
01:09:31 Book Wrap and Sun Wisdom
01:10:52 Final Takeaways and Outro
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"One of the biggest benefits of red light therapy is how it supports healing, energy, and recovery all at once."
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Transcript
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| 0:00.0 | One of the really cool studies that was done was a study in rodents where they essentially induced |
| 0:04.7 | heart attack and damage to the heart cells. And then they shined light on the tibias, the shin bones, |
| 0:13.3 | of these rodents. And what they found is that that released stem cells into circulation |
| 0:19.8 | and that those stem cells went to work |
| 0:22.2 | repairing the injured heart cells within a matter of minutes. |
| 0:26.4 | Well, welcome back to the podcast. |
| 0:28.2 | Great episode today on the ultimate guide to red light therapy with my friend Ari Witten. |
| 0:32.8 | He's been on the podcast multiple times. |
| 0:35.2 | We've talked about mitochondrial health. |
| 0:36.7 | We've talked about Hormices. We've talked about photobiomodulation. We've talked about nutrition science. |
| 0:43.4 | Everything you can imagine, he's been on several previous episodes. So you can just look him up |
| 0:48.7 | on this podcast. But today we're talking about red and infrared light, photo biomodulation. We're doing a deep dive on it, how it impacts mitochondrial health, how it impacts inflammation, |
| 0:59.0 | oxidative stress, brain health, fat loss, everything you can imagine. |
| 1:03.0 | And really, we're also going to go into how to use it properly and what to look for when it comes to specifications for a great red light |
| 1:11.3 | device so we're going to answer all your major questions and guys check out the great book the |
| 1:16.8 | ultimate guide to red light therapy that already just came out with i'm actually reading through |
| 1:21.4 | it for the second time this month and um it's phenomenal it is the it's the ultimate guide to red light and photo biomodulation. |
| 1:30.9 | And so you guys will understand so much. So again, check out the ultimate guide to red light therapy. |
| 1:35.3 | Check out Ari's website, human optimization.com as well. And check out previous podcasts I've done |
| 1:42.6 | with Ari on mitochondrial health, photo biomodulation, |
| 1:46.6 | how to eat for energy, everything else in our show notes. So be sure to check those out. |
| 1:52.2 | Again, we're doing a deep dive on photo biomodulation, red and infrared light on this episode. |
... |
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