The Best Light Therapy Glasses Reviewed & Compared (2026)
Light therapy glasses have exploded in popularity over the past few years for one reason: they fix a problem most modern lives create.
24/7 office work. 90% or more time spent indoors during the day. Late-night phone scrolling that destroys your sleep cycle. Cross-time-zone travel that takes a week to recover from.
The right pair can shift your circadian rhythm in seven days, beat jet lag in one to three sessions, and lift winter mood without medication.
We reviewed and compared the five most popular options on the market: AYO, Luminette 3, Re-Timer 3, Propeaq 3, and PEGASI 2.
You'll see specs, prices, what each one does well, where each one falls short, and which person each is built for.
Did you know?
Light is the strongest environmental signal for synchronizing your internal body clock.
Why You Can Trust This Review
You searched "light therapy glasses review" because you want to know which pair actually works, not which one has the best ad. We reviewed and compared the five most popular options on the market today across the things that matter: light spectrum, brightness, weight, app personalization, price, and warranty terms.
Light therapy glasses are wearable devices that shine specific wavelengths of light into your eyes to reset your circadian rhythm.
The right pair can lift winter mood, beat jet lag, and fix early-morning grogginess in about a week of daily use.
The wrong pair ends up in a drawer. Below, we'll show you exactly which is which.
Our top pick is AYO, and we explain why in detail below. If AYO isn't the right fit for your situation, four other pairs round out this guide, each with its own best-use case.
Quick Comparison Table
Spec
AYO ⭐
Luminette 3
Re-Timer 3
Propeaq
PEGASI 2
Best for
Overall
Brightness
Research pedigree
Athletes, travelers
Budget
Light spectrum
470nm narrow-band blue, 670nm red
468nm blue-enriched white
500nm blue-green
Blue LED + lens swaps
475-480nm blue-green
Brightness
Fully customizable - 10-100% in one percent increments
Low, medium or high
Low or regular
Single intensity
Low, medium, or high
Weight
31g (1.1 oz)
53g (1.86 oz)
36g
~40g
37g (1.3 oz)
Weight distribution/comfort
Rear-balanced, best overall
Front-heavy by design
Front-heavy by design
Front-heavy by design
Somewhat evenly distributed
App Capabilities
Advanced (both iOS and Android)
Yes (basic)
Yes (advanced)
Yes (basic)
Yes (basic)
Red light mode
Yes
No
No
No
No
Session length
Customizable - 5-90 minutes min
20-45 min
30 min
30 min
25-30 min
Price
$299
$199
$220
$236
$169
Money-back guarantee
60 days
60 days
30 days
30 days
Varies
Warranty
1-2 years
2 years
1 year
2 years
1 year
FSA/HSA eligible
Yes
Yes
Varies
No
Varies
Try AYO risk-free for 60 days. Free worldwide shipping, full refund if you don't feel the difference. → Shop AYO
1. AYO: Best Overall
AYO is the pair we recommend to most. It achieves the highest score among the four things that actually matter for daily use: light quality, comfort, personalisation, and consistency.
AYO is trusted by 100,000+ users, has a 4.7 Trustpilot rating, offers a 60-day money-back guarantee, ships worldwide for free, and is FSA/HSA-eligible.
It's also been featured in Vogue, CNN, Forbes, Esquire, and Men's Health (which named it Best Light Therapy Product 2021), with notable users including LeBron James, Novak Djokovic, and the US Air Force.
Key features
470nm narrow-band blue light. AYO uses a precise wavelength of blue light at 470 nanometers, which has been scientifically proven to optimize the human circadian rhythm. Narrow-band means less wasted brightness and shorter 20-minute sessions.
Companion app with personalized programs. The AYO app runs a circadian rhythm test to identify your chronotype, then builds daily sessions around your sleep and energy goals. That said, AYO glasses can work perfectly without the companion app.
Dual blue and red light modes. Blue light in the morning to wake you up, red light in the evening to help you with winding down. No other product in the list does that.
Ultra-light 31g (1.1 oz) frame. The lightest pair in this comparison with an adjustable nosepiece designed to fit over prescription glasses. Having its electronics on the back, it has the best weight distribution of all devices, providing unmatched comfort and convenience.
Independent eye safety certification. UV and infrared free, independently certified by TÜV Rheinland and compliant with FCC and CE standards.
Pricing
Package
Price
AYO+ Classic (White-Blue)
$299
AYO+ Carbon Black
$319
2-pack (couples)
15% off
Family pack (3-5 units)
15% off + corporate pricing
Optional 2-year complete protection
+$49
Includes glasses, travel case, USB-C cable, lifetime access to the AYO app, a 1-2 year international warranty, and full blue + red light therapy modes.
Pros
Lightest and most comfortable frame on this list. You stop noticing them after a minute.
Real personalization through the app (intensity between 10% and 100%, with one percent adjustments, duration anywhere from 5 to 90 minutes, blue only, red only, or combined), not just a session timer.
Dual blue + red modes cover both morning and evening routines.
60-day money-back guarantee is the longest on the list, tied with Luminette.
FSA/HSA eligible for tax-advantaged purchase in the US.
Independent research has shown improved sleep quality, fewer sleep problems and higher performance
Cons
It is the most expensive on this list at $299. If you only want simple light with basic experience, Luminette 3 ($199) or Pegasi 2 3 ($169) hit that target for less.
Who AYO is best for
Anyone who wants the most complete daily wellness tool for circadian health support, sleep, energy, jet lag, and winter blues, and is willing to invest a bit more for a premium build, app personalization, and dual light modes. Especially good for those looking for scientifically proven, sleek, and most comfortable light therapy glasses on the market.
Pick up AYO today with free worldwide shipping and a 60-day refund window. → Shop AYO Light Therapy Glasses
2. Luminette 3: Best for Maximum Brightness
Luminette 3 puts out more raw light than anything else on this list. If you're coming from a sit-still light box and you equate "brighter" with "more powerful," it's the obvious-looking pick. But brightness isn't the metric that resets your circadian rhythm — that's melanopic EDI (m-EDI), a measure of how strongly a light source actually stimulates the receptors that drive your body clock.
Key features
Up to 1,500 lux of blue-enriched white light at peak intensity, with three modes (500/1,000/1,500 lux) selectable by a single button.
Patented hologram dispersion that reflects light downward off your cheek and into your eyes without blocking your vision.
Compatible with prescription glasses and certified to IEC 62471 eye safety standards.
20- to 45-minute sessions, depending on the intensity setting
Pricing
$199 on the official site and Amazon. Includes a 60-day money-back guarantee (10-day minimum trial) and a 2-year warranty covering manufacturing defects.
Pros
Highest raw light output on the list — a plus if you specifically want a strong, box-like dose, though high lux doesn't equal higher circadian efficacy and can be too intense for sensitive eyes.
Physical button to regulate light intensity. Switches between 500/1,000/1,500 lux without a phone
Two-decade track record with hundreds of thousands of users.
FSA/HSA eligible in most US plans.
Cons
Heaviest pair here at 53g (1.86 oz), nearly 70% more than the lightest AYO.
No red light evening mode, so it's a morning-only tool.
No personalization or chronotype guidance.
Bright settings can feel uncomfortable for some users, according to independent reviewers.
Who Luminette 3 is best for
Buyers who want raw brightness prefer button-controlled simplicity over apps, and don't mind a heavier frame. Also, a smart pick if you've tried other light therapy products and found them too dim.
Did you know? Blue
Did you know?
People in modern urban environments may spend more than 90% of their time indoors, where light is usually much dimmer than daylight.
3. Re-Timer 3: Best Sleep Research Pedigree
Re-Timer was created by Australian sleep researchers who'd been working on a prototype since 2001, with the original Re-Timer released commercially in 2012. The current version is now in its third generation and is co-developed by Professor Leon Lack, a respected name in sleep science. Re-Timer is the only product on this list using a 500nm blue-green wavelength.
Key features
500nm green-blue light delivered from below the eyes upward.
Lightweight 36g frame in the Gen 3 version (half the weight of older models).
Mobile app for session tracking and circadian recommendations.
Available in 40+ countries
IEC 62471 eye safety certified.
Pricing
$220 on the official Re-Timer website, with a 30-day money-back guarantee. An optional 4-year protection plan through Asurion covers accidental damage, drops, and spills for an additional fee.
Pros
Strong academic research backing. Developed in partnership with university sleep researchers, with multiple peer-reviewed studies.
Some users prefer the green-blue spectrum over pure blue.
Lightweight at 36g, comfortable for long sessions.
Cons
The 30-day return window is shorter than AYO's and Luminette's 60-day return window.
The light source is positioned below the eyes instead of above, which some users find less natural.
Unconventional look that earlier models were criticized for, though Gen 3 is improved.
Lower brightness output than Luminette 3.
Who Re-Timer 3 is best for
People who want a product built on peer-reviewed sleep science and are comfortable with how the product looks.
4. Propeaq: Best for Athletes & Frequent Travelers
Made by Chrono Eyewear BV and founded by light researcher Toine Schoutens, Propeaq has helped dozens of Olympic athletes from more than ten different countries deliver peak performance. A significant portion of the Dutch team wore these glasses during the 2022 Winter Olympics in Beijing. If you fly across time zones, work irregular shifts, or train at a high level, this is the most purpose-built option on the list.
Key features
Interchangeable lens system. One frame supports clear lenses with built-in LEDs for therapy, red lenses for sleep wind-down, and dark blue lenses that function as UV-protective sunglasses.
TimeTooler app integration that creates personalized light exposure schedules based on your destination, chronotype, or shift pattern.
Premium version includes all 3 interchangeable lenses.
Strong storage case built for travel.
Pricing
Standard Propeaq is $236.
Pros
True 3-in-1 device. Light therapy + sleep prep + sunglasses in one frame.
Best-in-class for travel scenarios thanks to the dedicated jet lag app.
2-year warranty, on par with Luminette (AYO also offers 2 years in Europe; 1 year for the rest of the world)
Cons
A bulkier design with the interchangeable lens system adds visual weight.
Lower brand recognition in the US. Strong presence in Europe but lower visibility in North American retail.
30-day return window instead of 60.
Not FSA/HSA eligible in most US plans.
Who Propeaq 3 is best for
Frequent international travelers, shift workers, and athletes who want one device that handles light therapy, sleep prep, plus daytime sun protection. Also, it is strong if you live in Europe and want easy access to customer service.
5. PEGASI 2: Best Budget Pick
PEGASI is the most affordable pair on this list.
Key features
One of the lightest frames, 37g (1.3 oz), that fits over prescription glasses.
475-480nm blue-green light, 100% UV-free.
25 to 30-minute morning session between 7 and 9 a.m. for optimal effect.
Optional companion app for tracking.
Compatible with most prescription frames.
Pricing
Varies significantly by retailer, typically around $169.
Pros
lightweight at 1.3 oz, comfortable for long sessions.
Standalone or app-paired based on user preference.
Cons
Inconsistent pricing across retailers makes it hard to know what's a good deal.
Shorter warranty than Luminette 3 (2 years), Propeaq (2 years) and AYO (1-2 years).
No red light evening mode.
Less premium build quality than AYO or Propeaq.
Who PEGASI 2 is best for
First-time buyers who want to test whether light therapy glasses work for them without spending as much as the more premium pairs, also, a strong pick as a lightweight backup pair for travel.
Did you know?
Daylight exposure can support alertness and circadian timing, although weather, season and schedule can make it inconsistent.
How to Choose Light Therapy Glasses
Five products are a lot. Here's the short framework we use to match readers to a pair.
1. Light spectrum and intensity
Spec sheets love big lux numbers, but lux measures brightness, not circadian impact. The metric that actually matters is melanopic EDI (m-EDI) — how strongly a given light stimulates the melanopsin receptors that run your body clock.
Two light sources with the same brightness can have very different m-EDI values depending on their wavelengths. That's the whole case for narrow-band blue around 470nm (AYO): it lands right on the wavelength your circadian system responds to, so you get a strong effect without a strong glare.
It's the best efficacy-per-brightness ratio on this list — effective but not blinding — which is why AYO runs 20-minute sessions, whereas a brightness-first device needs longer and brighter to do similar work.
2. Comfort and weight
Grams tell only half the story; where the weight sits matters just as much. Most light therapy glasses place their electronics at the front of the frame, which makes them feel front-heavy and slide down your nose during a session. AYO moves its electronics to the rear of the temples, so the frame is rear-balanced and the weight sits behind your ears instead of on your nose.
Combined with the lowest gram count on this list (31g), that's why most people stop noticing AYO a minute in — and why front-heavy pairs like Luminette (53g) get tiring well before the session ends.
3. Personalization and app support
The biggest predictor of whether light therapy actually works is consistency. Two-week experiments don't change your circadian rhythm. Eight weeks of daily use does. That's where the AYO app pulls ahead. It runs a chronotype assessment, builds your routine around your sleep-wake pattern, and adjusts for travel days and seasons.
Re-timer 3 and Propeaq's TimeTooler are the closest competitors in terms of personalisation. PEGASI 2 and Luminette have basic apps.
Want the most personalized option on the market? AYO ships with a 60-day full refund guarantee. → Try AYO
Better Mornings Start with AYO
You came here to find a pair that actually works. For most readers, that pair is AYO. The 31g frame with unrivalled comfort, the 470nm narrowband blue light, the dual blue and red modes, the personalised app, and the 60-day risk-free trial add up to the most complete package on the market today. You'll feel the difference within days or a few weeks, or you can send them back.
If you want maximum brightness at a lower price, Luminette 3 is the strongest alternative. If you prefer blue-green light, choose the Re-Timer 3. If you prefer switching between lenses, opt for Propeaq 3. If you want the cheapest entry point, PEGASI 2.
The next two weeks of your sleep, mood, and morning energy come down to what light hits your eyes in the first hour after waking. Pick a pair and start.
Reset your circadian rhythm in 7 days. Free worldwide shipping, 60-day full refund, FSA/HSA eligible. → Start your AYO light reset.
Frequently Asked Questions
Do light therapy glasses actually work?
Yes. They deliver specific wavelengths of light to the eyes to stimulate the melanopsin receptors that regulate your circadian rhythm. Multiple clinical studies show measurable improvements in sleep quality, mood, jet lag recovery, and seasonal affective disorder symptoms within one to two weeks of daily use. The keyword is daily. Results compound with consistency.
Are light therapy glasses safe for your eyes?
Yes, when you buy a certified product. Look for IEC 62471 eye-safety compliance, UV-free status, and independent verification (such as TÜV Rheinland for AYO). Avoid unbranded marketplace products that don't list eye safety certifications.
How long does it take to see results?
It depends on your goal. For jet lag, a few days of use are usually enough. For winter blues or seasonal mood, most users notice a difference within 4 to 7 days. For deeper rebalancing, like fixing delayed sleep phase syndrome, give it two to four weeks of consistent morning use.
Can you wear light therapy glasses over prescription glasses?
Yes, with most products on this list. AYO, Luminette 3, Re-Timer 3, and Propeaq all explicitly support spectacle wearers. AYO and PEGASI 2 have the slimmest profiles, which means less interference with frame fit. If you wear thick or wraparound prescription frames, check the manufacturer's compatibility notes before buying.
What time of day should you use light therapy glasses?
It depends on your goal. In most cases, in the morning, ideally within 30 to 60 minutes of waking. Morning blue light suppresses melatonin and locks in your wake time. Evening dim light is the opposite goal: ambient red or warm light to signal your body that sleep is coming. AYO is the only pair on this list with built-in red light mode, which is one of the reasons it's our top pick for full-day support.
Are light therapy glasses FSA/HSA eligible?
Yes, often. AYO is explicitly FSA/HSA eligible. Luminette is also FSA/HSA eligible in most US plans. Re-Timer, Propeaq, and PEGASI eligibility varies by retailer and plan. Confirm with your FSA/HSA provider before purchase.