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Top 10 Red Light Therapy Science & Devices for 2025

In this article you'll find the must-read science content, reviews, comparisons, new shopping tools, and more, from Light Therapy Insiders 2025

Top 10 Red Light Therapy Science & Devices for 2025
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Introduction

Hey again! This week's newsletter is a recap of our best content from 2025. Many of you have missed a lot of the best options out here, most likely, and hence, a reminder of all the great content our team has put out this year.

Below, we've added the top-10 product reviews and comparisons, and also the top-10 science articles from 2025:

Product Reviews And Comparisons Top 10 2025

Here are the most important product reviews and comparisons of 2025

#1: Red Light Therapy Mask Comparing Test: 25 Masks Ranked And Reviewed

Yes, Alex has been working overtime almost this year. The crowning achievement is not just tons of different red light therapy mask reviews, but also a huge comparison where 25 different masks were compared.

Here's the outcome - and the 4 GOLD-rated masks of 2025:

Red Light Therapy Mask Comparing Test: 25 LED Masks Ranked
Detailed Red Light Therapy Mask Comparing Test of 25 LED masks, covering wavelengths, fluence, coverage, comfort, price, and real-world results.

#2: Best Red Light Panel 2025? BioMax Pro Ultra vs The Rivals

Red light therapy panels are still the bread and butter of light therapy as it's the obvious choice for most goals that people have. Whether it's muscle recovery, inflammation, joint pain, skin beauty, or something else, it's hard to go wrong with a panel.

Hence, Alex updated his 2025 recommendations with the best red light therapy panels for 2026:

Best Red Light Panel 2025: BioMax Pro Ultra vs Rivals
Which red light therapy panel is truly the best in 2025? I test the brand-new Biomax Pro Ultra against the Block Blue Light Mega, Rouge G4, Rojo Refine 900, and the older BioMax 900.

#3: The Mask Comparison Tool

In 2025 we also launched the amazing mask comparison tool. Here you can compare different red light therapy masks for wavelengths, price, number of LED chips, and tons of Alex's ratings such as comfort, dosing, etc, plus read all of Alex's reviews:

Red Light Therapy Mask Comparison – Find the Best
Use this interactive tool to compare top red light therapy masks by price, power, fit, and features — based on expert-tested scores.

#4: Best Red Light Therapy Devices for Travel (Tier List)

Travelling with a huge panel setup is impossible. And yet, you may want to take a device with you during the holiday season or even on summer vacation. Below, Alex showcases his best options for travel in 2025 and 2026:

Best Red Light Therapy Devices for Travel 2025
Discover the best red light therapy devices for travel in 2025 — ranked and reviewed. From portable panels to handheld torches, I compare them all for portability, power, ease of use, and value so you can find the perfect travel-friendly red light therapy option.

#5: Stop Wasting Money on Red Light Therapy: 7 Years of Lessons

Alex's article (and related video) went absolutely viral this year, with hundreds of thousands of views so far. The biggest lessons? Alex showcases the biggest mistakes you may make when investing in light therapy, and how to prevent them, from his 7+ years of experience:

Stop Wasting Money on Red Light Therapy
Learn why specs mislead, brand names overcharge, and what actually matters for skin, brain health, recovery & anti-aging results.

#6: Rouge G4 Pro Review: Most Advanced Red Light Panel Yet?

The Rouge G4 Pro series has leapfrogged towards the top of the foodchain, in a way, as it's one of the best panels out there. Rouge has made huge strides in 2024 and 2025, improving their panels, and it has resulted in one of the best value propositions for many in the industry:

Rouge G4 Pro Review: Most Advanced Red Light Panel Yet?
Is the Rouge G4 the most advanced red light panel on the market? I tested its eight wavelengths, app control, pulsing options, power output, and more to see how it stacks up.

#7: 9 Mistakes To Avoid When Buying A Red Light Therapy Mask

We always recommend you do a little bit of research before buying a product, because if you buy randomly, you'll often end up with a suboptimal choice. Not all products on the market are created equal.

For buying a mask, Alex shows the top-9 issues and mistakes when people buy one in the article below:

9 Buying Mistakes with Red Light Therapy Masks
Shopping for a red light therapy mask? Discover nine common mistakes and what really matters so you don’t waste money on a weak, gimmicky device.

#8: Sunlight Vs Red Light Therapy: Exciting Experiment!

How does light therapy compare to sunlight? Alex has done some great spectrometer testing in New Zealand and Dubai, and showcases the exact differences in terms of red and near-infrared light that you get from both sunlight and red light therapy products.

Here's Alex's exciting experiment:

Sunlight Vs Red Light Therapy: Exciting Experiment!
In this sunlight vs red light therapy experiment, I use my spectrometer to really measure the different light wavelengths of both therapies. I also compare the two!

Red light therapy has taken the world by storm. The industry has been growing with like 60-70% per year now, in the last few years - that's a ballpark estimate relying on different data sources.

But, there are many other reasons why red light therapy has become so popular. One of these reasons is that light therapy simply works. Alex explains all of these reasons in the article below:

Why Is Red Light Therapy So Popular? 6 Exciting Reasons!
I give 6 different reasons to explain why red light therapy has become extremely popular lately! You won’t expact a few of these!

#10: Light Therapy Mask Dosing Guide - Why Some Red Light Masks Are Useless

In terms of dosing, more isn't better, and less isn't better either! You'll want a golden mean between overdosing and underdosing. Curious? Alex explains the ins and outs in the article below:

Light Therapy Mask Dosing Guide - Why Some Red Light Masks Are Useless
Here’s my light therapy mask dosing guide, where I explain why some masks are useless, while others can be used if you lower your exposure for skin beauty and health.

Light Therapy Science & Experiments Top 10 2025

Next up, here's all the science we published in the last year, as well as some experiments that you should be aware of:

#1: Red Light Therapy For Fibromyalgia: Incredible Pain Relief & Much More!

We've seen some amazing publications recently, on red light therapy for fibromyalgia, a pain/soft tissue condition that affects many worldwide. This condition is extremely hard to treat generally, but, many of the people using light therapy report life-changing effects in many cases.

Bart explores all of the published science in the article below:

Red Light Therapy For Fibromyalgia: Incredible Pain Relief & Much More!
Discover how red light therapy may help reduce fibromyalgia pain, improve sleep, and enhance your quality of life.

#2: Intravenous Light Therapy: Everything You Need To Know

Intravenous light therapy has become really popular in 2025. And yes, normally, you'd need to redirect the blood and irradiate that with light, but with many devices on the market, you can simply shine the light on the bloodstream and get great effects.

Bart explains all of the (very impressive) Russian/Soviet science on this topic, and why it matters for many people - such as for your heart and blood vessel health:

Intravenous Light Therapy: Everything You Need To Know
From inflammation to immunity and circulation, intravenous light therapy may offer deep systemic benefits. Learn what the research and real-life cases are saying!

#3: Neuroscientist Dr Beck: Brain Light Therapy SECRETS

Dr. Randy Beck has been extremely popular with us in the last years, because he's got some great clinical insight treating hundreds if not thousands of patients with (complex) brain conditions.

Brain treatment obviously needs to be safe, and ideally, if you've got a chronic brain condition, you'll want to do some measurement and monitoring to ensure safety. Hence, check out Dr. Randy Beck's insight on this topic below:

Brain Red Light Therapy: Neuroscientist’s Secrets
Discover how red light therapy is helping real-world brain disorder cases—including epilepsy. Dr. Randy Beck explains how lasers impact neuroplasticity, why targeted dosing is crucial, and what most helmets get wrong—and the critical scan you MUST do before using light on your head.

#4: Sun Exposure & Melanoma Risk: The Huge Light Therapy Implications

Sunlight exposure is amazing for health. And yet, for good reasons, people are scared to get skin cancer. Hence, Bart did a huge deep dive into all of the data and science on this topic, and tells you how to make sunlight exposure as healthy as possible, while minimizing risk, especially for the most dangerous type of skin cancer called "melanoma":

Sun Exposure & Melanoma Risk: The Huge Light Therapy Implications
Does sun exposure really cause melanoma? We uncover myths, risks, and the surprising truth about UV light and skin cancer.

#5: Red Light Therapy Treatment Area + Beam Angle Confusion?

We get this question a lot: where you can expect a proper dose of light, when standing in front of a panel? With a very intricate setup, Alex shows that you can expect most light directly in front of the LEDs, and not much to the side of the panel.

Here's the full spectrometer experiment:

Red Light Therapy Coverage & Beam Angle Myths Explained
Beam angle myths—busted. In this article, I test how much red light spreads from popular therapy panels, such as Joovv, Mito Red, Rouge, and PlatinumLED. Spoiler: coverage might not be what you thought. Essential viewing before buying a red light panel.

#6: Red Light Therapy And Its Potential For Diabetes

2024 and 2025 saw some great research on light therapy and blood sugar management that may change the way we think about blood sugar control and diabetes. Bart explores all the different ways in which there is evidence for using light therapy for diabetes in the article below - which is of course a very common condition to affect you especially as you get older:

Red Light Therapy And Its Potential For Diabetes
Can red light therapy help manage diabetes? Learn about its potential benefits, risks, and how to use it effectively for better health.

#7: Why Red Light Therapy Didn’t Stop Me Aging

Does light therapy help avoid the aging process? Arguably. But Alex explains in details why he didn't fully stop aging, and why such an assumption is maybe not the most rational to have. Enjoy:

Why Red Light Therapy Didn’t Stop Me Aging
After 8 years of red light therapy, my skin still showed signs of aging. Why? In this video, I share what the science actually says about red light therapy, collagen, and anti-aging—plus personal photos and honest thoughts on what really works.

#8: Can Red Light Therapy Boost Fertility? Science Explained

Fertility is a huge problem in today's society - not just affecting women but men as well, big time. Fortunately, light therapy can be a great tool in the toolbox as a potential solution here.

Bart interviews Forrest Smith, the CEO of Kineon, on how to use light therapy for fertility properly, and the dos and don'ts for lifestyle and many other domains:

Fertility & Red Light Therapy: Male & Female Insights
Discover how red light therapy may support fertility in men and women by improving PCOS, endometriosis, testosterone, and sperm health.

#9: 810nm Wavelength Health Effects: Guru Spills ALL Beans

The 810 nm is the most frequently studies near-infrared (NIR) wavelenght out there, in the current medical literature. In the interview below, Alex interviews Bart on why the 810 nm wavelenght matters and what the findings are in relation to the science:

810nm Red Light Therapy Benefits Explained
We dive deep into the research on 810nm red light therapy and explore its unique brain and body benefits—with expert insights from Bart Wolbers.

#10: Red Light Therapy EXPLAINED: Basic Terms Guide!!!

What's J/cm2, or mw/cm2? And how do you calculate a basic dose? And what are EMFs?

If you need a great introduction into basic terms in light therapy, check Alex's article below:

Red Light Therapy EXPLAINED: Basic Terms Guide!!!
Confused by red light therapy terms like PBM, LLLT, or cold laser? This article breaks down the essential terminology behind red light therapy so you can shop smart, research better, and understand what really matters—without the jargon.

Here Are Our Latest Light Therapy Insiders' Articles:

Every single article that we've published recently - you can find the videos in the article itself:

Also, Check Out Some Of Our Other Content:

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Red Light Therapy Buyers Guide

Start Here: Light Therapy 101 + Buyers Guide
Dive into the topic and select a device that’s best for you.

Red light therapy uses red and infrared light to achieve a biological effect. Dive into this topic and select a device that's right for you.

LED Mask Shopping Tool

Red Light Therapy Mask Comparison – Find the Best
Use this interactive tool to compare top red light therapy masks by price, power, fit, and features — based on expert-tested scores.

My extension shopping tool compares all of the world's best (and not so good!) Red Light Masks.

How To Use Red Light Therapy 101: The Best Guide For Starters

How To Use Red Light Therapy 101: The Best Guide For Starters
Alex Fergus has extensive experience setting up and using different red light therapy

You have your device? Let me help you use it. 

Red Light Panel Shopping Tool

Light Therapy Insiders Shopping Tool
The Essential Tool For Finding The Best Red Light Product For Your Needs AND At The Best Price!

My extension shopping tool compares all the world's best (and not-so-good!) Red Light Panels!

Exclusive - Discount Codes, Deals & Recommendations

Discount Codes, Deals & Recommendations: Red Light Therapy
Our goal is to provide the best information on red light therapy. Besides, we also offer discount codes, deals and product recommendations.

Shopping for a red light device? Use this resource to save! We've got deals for most of the big and best brands out there...