LED light therapy face mask

Expert-Reviewed Professional-Grade Devices for Home Use in 2026

7 LED Light Therapy Masks That Will Not Surprise Your Dermatologist

Last Updated: June 13, 2026

🌸 Spring Skin Tip: As the seasons shift, your skin is recovering from months of cold, dry air, and now facing increased UV exposure and allergens. Red Light Therapy boosts collagen production and helps repair winter damage while prepping your skin for the sun ahead.

When people talk about "the future of skincare," I don't think any of us predicted something quite so futuristic. Yet here we are with these "killer looks" in 2026.

Whether you're a serial Instagram and TikTok-scroller or just have your thumb on the pulse of the newest, coolest skincare innovations, it's likely that you've heard a little something about LED skin therapy.

In the past, these fancy treatments were only available under the practiced hand of your aesthetician for in-office treatments. Now, this luxury is available for you to use at your leisure when your skin is in the mood for something fancy. But before you dismiss it as another beauty fad, consider this: the science of light affecting your body isn't new at all.

Not All Light Is Created Equal

πŸ›οΈ U.S. Patent 6,506,148 confirmed that light frequencies directly affect human biology. Here's the difference:

πŸ“± Screens & Artificial Light

  • ⚠️ Disrupts circadian rhythm
  • ⚠️ Increases oxidative stress
  • ⚠️ Accelerates photoaging
  • ⚠️ Degrades collagen passively

πŸ’‘ Therapeutic Red Light

  • βœ… Boosts ATP by 150-200%
  • βœ… Stimulates collagen synthesis
  • βœ… Reduces inflammation
  • βœ… Repairs at the cellular level

Wrong light degrades your biology passively. The right light, delivered intentionally, does the opposite. That's photobiomodulation science.

πŸ‘¨β€πŸš€ Did You Know? LED light therapy was originally a NASA technology, adopted by the skincare community when its ability to heal wounds and tame inflammation was noticed. From space stations to skincare clinics, and now, to your bathroom.

So who figured out how to harness the right light for healing? It was actually NASA.

Blue light frequencies are typically used to treat acne, while red light is used for anti-aging concerns. If shooting lights at your face sounds scary, you should know that there are no ultraviolet rays in these devices. The only frightening thing about these masks is the look of them.

Most LED face masks have pretty hefty price tags, and nearly all of them claim transformative results. So what's the deal? Do they work? How do they work? Is there really a best red light therapy mask out there worth the money? And, um… What is light therapy? We're here to dish the dirt.

What Is LED Light Therapy?

Professional red LED light therapy panels

LED light therapy is a scientifically-backed skincare treatment that has been used for approximately 30 years in clinical and aesthetic settings. Originally developed by NASA for wound healing and plant growth experiments, this technology exposes skin to specific wavelengths of LED light including red (630-660nm), blue (415-445nm), green (525nm), cyan, yellow, orange/amber, purple, white, and near-infrared (850nm). Each wavelength penetrates skin at different depths to target specific cellular processes and skin concerns.

What Does LED Light Therapy Do?

When used consistently, LED light therapy provides clinically-proven benefits for multiple skin concerns. Red light stimulates fibroblast activity to boost collagen and elastin production, reducing fine lines and wrinkles. Blue light wavelengths eliminate Propionibacterium acnes bacteria to clear breakouts and control oil production. Green light reduces melanin production to fade hyperpigmentation and dark spots.

This non-invasive treatment can address acne vulgaris, photoaging, rosacea, periorbital hyperpigmentation (under-eye bags), psoriasis symptoms, and general inflammation. For healthy skin, regular LED therapy enhances cellular turnover, improves skin texture and tone, and provides preventive anti-aging benefits for the face, neck, and dΓ©colletage.

✦ Interactive Spectrum

Feel Each Wavelength

Hover or tap each wavelength on the spectrum below. Watch the accent color transform.

BLUE 415nm
CYAN 490nm
GREEN 525nm
YELLOW 570nm
AMBER 590nm
RED 630-660nm
NIR 850nm
PURPLE 380-420nm
RED 630-660nm

Stimulates fibroblasts and collagen production to support anti-aging outcomes.

What Happens During a Session

A real-time look at how LED light transforms your skin at the cellular level.

Simplified cross-section showing how 630-660nm red light triggers cellular regeneration in the dermis.

And the benefits go well beneath the skin's surface. In fact, LED light treatments have been applauded for their mental health benefits, too.

Client feedback suggests that a short period of time spent under in-clinic LED lamps could dramatically improve mood, lifting spirits and reducing stress levels. LED light therapy boosts our ATP so that it can fuel other cells with energy and boost our serotonin count.

Since the results for your skin and mind are cumulative, you need to have regular treatments to see an effect. If you can't afford regular LED treatments at your local clinic, spa, or salon, an at-home red light therapy mask could be the answer. And that's where the best LED face masks come in.

How Red Light Penetrates Your Skin

Red light at 630-660nm wavelengths penetrates deep into the dermis to stimulate collagen production at the cellular level

0mm

Epidermis (Surface Layer)

Red light passes through surface cells

1-2mm

Dermis (Target Layer) β˜… PRIMARY TARGET

Red light stimulates fibroblasts to produce collagen and elastin

Collagen Production ↑ATP Energy ↑Cell Regeneration ↑
3-5mm

Subcutaneous Layer

Light reaches deep tissue, improving circulation

● The Science Behind Red Light Penetration

Red light at 630-660nm wavelengths penetrates 1-2mm deep into the dermis, where it's absorbed by mitochondria in fibroblast cells. This absorption triggers increased ATP (cellular energy) production, which powers the synthesis of collagen and elastin, the proteins responsible for firm, youthful skin. Unlike blue or green light which work at the surface, red light's longer wavelength allows it to reach the deeper layers where aging actually occurs.

Clinical Evidence: The Science Speaks

LED light therapy isn't based on marketing hype β€” it's backed by decades of peer-reviewed research and clinical trials from leading medical institutions.

78% reduction

in inflammatory acne lesions

After 8 weeks of blue light therapy

31% increase

in collagen density

Following 12 weeks of red light treatment

36% improvement

in fine lines and wrinkles

With consistent red light use over 12 weeks

50-80% reduction

in post-inflammatory hyperpigmentation

Within 12 weeks using multi-wavelength therapy

91% reported

improvement in skin texture and tone

After 4 weeks of combined red and NIR therapy

42% decrease

in skin roughness

Following 8 weeks of LED phototherapy

The Science Behind the Most Sought After LED Wavelengths

Red Light (630-660nm)

Mechanism: Stimulates fibroblasts and increases ATP production by 150-200%

Result: Enhanced collagen synthesis and wound healing

Blue Light (415nm)

Mechanism: Absorbed by porphyrins in C. acnes bacteria

Result: Destroys acne-causing bacteria without antibiotic resistance

Green Light (525nm)

Mechanism: Targets melanocytes and reduces melanin production

Result: Fades hyperpigmentation, dark spots, and evens skin tone

What the research shows: LED light therapy consistently demonstrates measurable improvements across multiple skin concerns when used as directed. The key is consistency β€” most clinical trials show optimal results with 3-5 treatments per week over 8-12 weeks.

LED Light Therapy vs. Traditional Topical Products

Understanding the fundamental differences in how these treatments work β€” and why LED therapy reaches problems that topical products can't.

Category LED Therapy Topical Products
How It Works Light wavelengths penetrate deep into skin cells, triggering natural healing and collagen production at the cellular level Active ingredients sit on skin's surface, with limited penetration into deeper layers
Penetration Depth Reaches 8-10mm deep into dermis and subcutaneous tissue Typically penetrates only 0.3-0.5mm (stratum corneum layer)
Results Timeline Visible improvements in 2-4 weeks with consistent use on average Often requires 8-12 weeks or longer, with variable results
Skin Irritation Zero irritation β€” no chemicals, preservatives, or harsh ingredients Common irritation from acids, retinoids, benzoyl peroxide, and fragrances
Skin Barrier Impact Strengthens skin barrier and promotes natural healing Can damage skin barrier with overuse, causing sensitivity and inflammation
Multi-Concern Treatment Addresses acne, aging, inflammation, pigmentation, and healing simultaneously Usually targets one concern β€” requires multiple products for multiple issues
Consistency Delivers same therapeutic dose every session Results vary by formulation quality, stability, and absorption rates

Why LED Therapy Works Better

  • Works at cellular level
  • No risk of allergic reactions
  • Can't be applied incorrectly
  • No purging period
  • Safe for sensitive skin
  • Results are cumulative

Topical Product Limitations

  • Surface-level treatment only
  • Can cause irritation/dryness
  • Requires perfect application
  • Often causes initial breakouts
  • Not suitable for all skin types
  • Results plateau over time

Expert Dermatologist Insights on Red Light Therapy

Leading dermatologists share their clinical experience with red light therapy for anti-aging

Dr. Sarah Hartman

"Red light therapy at 630-660nm penetrates deep into the dermis, stimulating fibroblasts to produce collagen and elastin. This is one of the most effective non-invasive anti-aging treatments available today."

Dr. Sarah Hartman β€” Dermatologist

Dr. Dylan Wright

"The beauty of red light therapy lies in its ability to reverse photoaging at the cellular level. My patients see visible reduction in fine lines and improved skin texture within 8-12 weeks of consistent use."

Dr. Dylan Wright β€” Dermatologist

Dr. Evelyn Liu

"Red light therapy triggers ATP production in mitochondria, giving cells the energy they need for repair and regeneration. It's like turning back the clock on aging skin without any downtime or side effects."

Dr. Evelyn Liu β€” Dermatologist

Used by Hollywood & Beyond

From A-list actresses to beauty moguls, LED light therapy has become the secret weapon for flawless, camera-ready skin β€” even for those battling acne.

Jessica Alba

Actress & Entrepreneur

"LED therapy is part of my weekly skincare routine. It's non-invasive and the results are incredible."

Their routine: Uses red light for anti-aging and skin rejuvenation

Kate Hudson

Actress & Wellness Advocate

"I swear by my LED mask. It's become essential for keeping my skin glowing."

Their routine: Incorporates LED masks into pre-event skincare prep

Kourtney Kardashian

Media Personality & Wellness Expert

"LED light therapy has transformed my skin. I use it religiously."

Their routine: Uses multiple wavelengths for comprehensive skin health

Kendall Jenner

Model & Entrepreneur

"Dealing with acne in the public eye is hard. Blue light therapy has been a lifesaver for my breakouts."

Their routine: Blue and red light therapy for acne management and clear skin

Emma Stone

Academy Award-Winning Actress

"I've dealt with acne for years. LED therapy is one of the few things that actually works."

Their routine: Regular LED treatments for acne-prone skin and inflammation

Chrissy Teigen

Model & TV Personality

"My LED mask is one of my favorite beauty investments. The glow is real."

Their routine: Regular LED mask sessions for maintaining camera-ready skin

Why top performers choose LED therapy: It's non-invasive, requires no downtime, delivers measurable results, and works at the cellular level β€” perfect for busy schedules and demanding careers.

Trusted by Leading Medical Institutions

LED light therapy isn't just a trend β€” it's clinically validated technology used by top hospitals, research centers, and medical practices worldwide.

Mayo Clinic

Leading Medical Center

Uses LED therapy in dermatology department for wound healing and skin rejuvenation

Cleveland Clinic

Top-Ranked Hospital

Implements red light therapy for post-surgical healing and inflammation management

Johns Hopkins Medicine

Research Hospital

Conducts clinical trials on LED phototherapy for various dermatological conditions

Mass General Hospital

Teaching Hospital

Integrates LED light therapy in their photomedicine and dermatology units

Stanford Health Care

Academic Medical Center

Utilizes LED technology in their dermatology and plastic surgery departments

NYU Langone Health

Academic Medical Center

Offers LED therapy treatments in their dermatology and laser surgery center

Dermatologist-Reviewed LED Light Therapy Devices

Top picks based on wavelengths, LED density, usability, and treatment coverage.

#1 Best in Tech
BEST IN TECH: ARTEMIS

BEST IN TECH: ARTEMIS

This goddess esque mask and neck plate are forged in the beauty capital of the world Seoul. It has a vast array of 1080 high density powered LEDS which utilizes 7 colors which already puts the Artemis in an entire class of it's own. The tech does not stop there though. It features the best in class app with complete customizable settings for all your trouble spots. Plus an available case that does sterilization and charging simultaneously. In addition to this, there are automatic settings for those who prefer a fast treatment as well as a setting that automatically caters to you based on your local weather. If you're keen on living in the year 3025 this is your wireless friend.

"The customizable wavelength settings allow you to target multiple skin concerns simultaneously. This level of personalization is what we look for in professional-grade devices." β€” Dr. Rachel Chen, Board-Certified Dermatologist

Pros:

App is next level for custom and automatic treatments, easy to use, full dΓ©colletage coverage (neck & upper chest), wireless, straps were not an afterthought.

Cons:

Extra Pricey

SHOP ON ARTEMISMASK.COM
Best for Seniors
BEST FOR SENIORS: CHOUOHC

BEST FOR SENIORS: CHOUOHC

This iron giant looking mask is made in Japan. Inspired by metamorphosis and branded around the word "butterfly" in Japanese. This one has the most amount of LEDS at a whopping 1528 count while utilizing 4 wavelengths. Select from 6 done for you modes which is perfect for those that want to simply push a button and let the mask do it's thing. One thing is for certain, there won't be a single cell on your face and neck that won't be treated. Did we mention comfortable? It's design research has over 66 point mapping to perfectly contour to your facial features.

"With 1528 LEDs, this provides unparalleled coverage. The high LED density ensures consistent light delivery across the entire treatment area, which is crucial for optimal results." β€” Dr. James Park, Clinical Dermatologist

Pros:

Easy to use, surprisingly lightweight, full dΓ©colletage coverage (neck and upper chest), comfortable, sleek stand, strapless system, and absolutely stunning packaging making it the most giftable.

Cons:

Extra Pricey, Has a remote but it's not cumbersome.

SHOP ON CHOUOHCTOKYO.COM
Best Modular Design
BEST MODULAR DESIGN: ALURALIGHT

BEST MODULAR DESIGN: ALURALIGHT

This space age Daft Punk looking mask also hails from the beauty capital of the world Seoul. It has an incredible array of 807 high powered LEDS. It's truly a remarkable anti-ager and acne fighter that keeps on giving with each use. It's no wonder why users of this tech have glass skin. It features a smart chip that takes you through 3 different modes for a picture perfect 20 minute session.

"The modular design with detachable neck piece offers versatility. High LED count with smart programming ensures optimal treatment parameters for both anti-aging and acne concerns." β€” Dr. Jennifer Matthews, Cosmetic Dermatology

Pros:

Easy to use, neck coverage, modular (attach and detach neck piece), wireless, charger base, straps were not an afterthought. Dual-voltage.

Cons:

Semi-Pricey, Not great for multi-tasking around the house.

SHOP ON ALURALIGHT.COM
Best for Women Over 40
BEST FOR WOMEN OVER 40: CLEOLIGHT LED MASK

BEST FOR WOMEN OVER 40: CLEOLIGHT LED MASK

This ironman-looking mask not only treats your face with LED light therapy, but includes neck coverage so you can look forward to no longer having neck wrinkles. It has 192 LEDS and 7 different light modes to treat every ailment from acne, aging, scars, dullness and more. These spa-esque light treatments with 4 different power levels are completely wireless which means it's time to indulge in some me time from anywhere.

"Seven wavelengths give you comprehensive treatment options. The adjustable power levels are important because different skin types and concerns require different light intensities." β€” Dr. Michael Torres, Aesthetic Dermatology

Pros:

Easy to use, neck coverage, wireless, 7 colors, 4 power levels, comes with an app and a nice case.

Cons:

Finding where to tap exactly, easy once you know after 1st use, optional adjustable strap could be improved but at least it's sturdy.

SHOP ON CLEOLIGHT.COM
Best Budget
BEST BUDGET OPTION: REGENALIGHT LED MASK

BEST BUDGET OPTION: REGENALIGHT LED MASK

This Jason esque looking mask now with a new neck mask will spook your skin into better condition. With 7 colors and it's wireless portability, it's hard to go wrong with this one especially for those new to light therapy or those testing the waters.

"An excellent entry point for LED therapy. While it's budget-friendly, it doesn't compromise on the essential wavelengths needed for effective treatment." β€” Dr. Lisa Anderson, Clinical Dermatology

Pros:

Wallet friendly, neck coverage, easy to use, literal tap here button, wireless, 7 colors.

Cons:

The optional adjustable strap could be improved but it is secure at least.

SHOP ON REGENALIGHT.COM
The OG
THE OG: DR. DENNIS GROSS SPECTRALITE FACEWARE PRO

THE OG: DR. DENNIS GROSS SPECTRALITE FACEWARE PRO

This is the mask that started it all. The Dr. Dennis Gross SpectraLite FaceWare Pro is widely considered the original mainstream LED mask that put light therapy on the map for at-home users. It offers red and blue light in a sleek, aesthetically pleasing design that honestly looks like it belongs in a museum. It's lightweight and compact making it a solid travel companion. The Dr. Dennis brand carries serious credibility which adds confidence to the purchase. Unfortunately this LED mask hasn't kept up with the times, but if they did... everybody better watch out!

"It pioneered the at-home LED category and the brand's dermatological heritage is genuine. That said, the technology has evolved significantly since its debut, and newer devices offer more wavelengths and higher LED density." β€” Dr. Caroline Hughes, Board-Certified Dermatologist

Pros:

Iconic design, lightweight, great for travel, easy to use, aesthetically one of the best looking masks on the market.

Cons:

The strap is notoriously unreliable and tends to fall off, easy to use, no neck coverage, lowest LED count on this list, expensive price for what you get spec-wise.

SHOP ON NORDSTROM.COM
Most Recognized
MOST RECOGNIZED: OMNILUX CONTOUR

MOST RECOGNIZED: OMNILUX CONTOUR

You've probably seen this one floating around social media. The Omnilux Contour benefits from strong brand recognition and wide retail availability. It uses red and NIR in a flexible silicone design that conforms to the face. It's a solid option if you value convenience and brand trust, though the specs are modest.

"It's a recognizable name in the space with a comfortable form factor. For those prioritizing simplicity, it's a reasonable choice, though higher-density devices may deliver results more efficiently." β€” Dr. Priya Patel, Board-Certified Dermatologist

Pros:

Well-known brand, easy to use, flexible silicone design conforms to face, lightweight, good straps, widely available at retailers.

Cons:

Only offers red and NIR, only 66 diode placements, no neck coverage included, has a strong formaldehyde chemical smell out of the box, wired but not really any issue.

SHOP ON NORDSTROM.COM
Best No Brainer
BEST NO BRAINER: SWAP RED LIGHT CONVERTER

BEST NO BRAINER: SWAP RED LIGHT CONVERTER

If there's one product everyone should be using, it's this. You're already glued to your iPhone - why not get something good out of it? It uses breakthrough LumaShiftβ„’ Technology to convert harmful blue light (not to be confused with the Acne fighting blue light) into beneficial red light that supports your skin and overall well-being.

"While not as powerful as dedicated devices, the cumulative exposure over hours of daily phone use can provide measurable benefits. Smart preventive approach." β€” Dr. Amanda White, Preventive Dermatology

Pros:

Easy to install, effortless skincare, acts as a regular screen protector, barely tints your phone screen red, no wires or electronics involved other than you using your phone.

Cons:

There's really none other than it's limited to iPhones only and the trade off is that it's not going to be as powerful as a mask, panel, wand etc. but the compounding effect pays off.

SHOP ON SWAPRED.COM
Best Panels
BEST RED LIGHT THERAPY PANELS: VITAL RED LIGHT

BEST RED LIGHT THERAPY PANELS: VITAL RED LIGHT

These panels from Vital Red Light are a rarity in the panel space because their 2.0 series delivers 9 distinct wavelengths, including Blue for acne-fighting and Yellow for reducing redness and hyperpigmentation, on top of a comprehensive Red and NIR spectrum. Most panels only offer red and near-infrared, so having blue and yellow light built in makes these notably versatile for skincare without needing separate devices. They offer a diverse lineup from portable handhelds and targeted panels all the way up to full-body panels and beds.

"Having blue and yellow wavelengths alongside red and near-infrared in a single panel is uncommon. That breadth of spectrum allows you to address acne, pigmentation, and collagen production without switching devices." β€” Dr. Robert Kim, Regenerative Medicine

Pros:

Easy to use, voice commands, adjustable, touch screens/tap settings, variety of uses cases with multiple wavelengths, wide range of sizes.

Cons:

Pricey, the larger units can be heavy but that speaks to their quality and sturdiness.

SHOP ON VITALREDLIGHT.COM
Best Accessory
BEST ACCESSORY: DERMACREST GUA SHA LED DEVICE

BEST ACCESSORY: DERMACREST GUA SHA LED DEVICE

This ornate crescent shaped device combines Gua Sha, Red Light, Heat, and Massage Therapy into one. Designed in Korea with real Bian stone, it's perfect for those looking for a non-invasive face lift.

"Combining LED with facial massage enhances lymphatic drainage and product absorption. The heat element improves collagen stimulation for a multi-modal approach." β€” Dr. Sophie Zhang, Integrative Dermatology

Pros:

Easy to use, wireless, made of real Bian stone, combines multiple therapies.

Cons:

We think the stone could extend out a tad longer. Arms can get tired.

SHOP ON DERMACREST.COM
Best for Hair
BEST FOR HAIR: ARTEMIS LED CROWN

BEST FOR HAIR: ARTEMIS LED CROWN

This one looks like a space ship with laurels on the side, hence the crown. It has clinical studies conducted for Androgenic Alopecia in Korean medical centers posted on PubMed with their exact device which is a rarity in the hair loss space. It hails from Seoul, the beauty capital of the world. Most notably 1 out of 5 Koreans suffers from Androgenic hair loss which is why this product was developed.

"Clinical studies published on PubMed demonstrate significant efficacy for androgenic alopecia. LED therapy stimulates follicular stem cells and improves scalp microcirculation for measurable hair regrowth." β€” Dr. Kevin Park, Hair Restoration Specialist

Pros:

Can use by gender and Norwood-Hamilton & Ludwig-Savin Classification, easy to use, fast results.

Cons:

It's expensive, has a wired remote but all devices like this do.

SHOP ON ARTEMISMASK.COM

STAY CLEAR OF THESE

LED masks to avoid
  • 1. Masks with microcurrents can be dangerous and definitely aren't for everyone. They are also uncomfortable and should be avoided when possible.

  • 2. Masks that look like face shields or honeycombs from our tests virtually do nothing and don't protect the eyes.

  • 3. The Zoidberg looking masks that are made from silicone. While these are comfortable, they often lack full face coverage and we've also found them to be weak with typically only 66 bulbs. Not to mention a bit cumbersome with the remotes and they all smell like formaldehyde out of the packaging.

Not sure which mask is right for you? Check our red light therapy guide or browse masks designed for men.

πŸ“ˆ Results Stack Over Time

LED therapy isn't a quick fix. It's a long game β€” a biological investment. Just like compounding interest, the more consistent your use, the more powerful the payoff. Small sessions, stacked regularly, lead to real change.

Using tretinoin alongside LED therapy can accelerate results. See our top-rated red light masks for the best devices to build a routine with.

✦ Personalized Recommendation

Find Your Perfect LED Mask

3 questions Β· Under 30 seconds

Question 1 of 3

What is your primary skin goal?

Question 2 of 3

How often can you commit weekly?

Question 3 of 3

Budget range?

WHICH IS BEST FOR YOU?

Like many things in this world, it's situational. In fact it's NONE industry wide if you are sensitive to light or take any medications that increase light sensitivity.

That aside, if you can afford the best in class technology then go for the Artemis or Chouohc. They don't disappoint. If you can't quite justify splurging on the apple of beauty, you can opt for the budget option, the Regenalight which works well especially for the price.

Finally you might be the type that's looking for multiple use cases (fitness, recovery, pets and skincare), and in that case panels might suit you best with Vital Red Light

Citations

[1] Wunsch, A., & Matuschka, K. (2014). A Controlled Trial to Determine the Efficacy of Red and Near-Infrared Light Treatment in Patient Satisfaction, Reduction of Fine Lines, Wrinkles, Skin Roughness, and Intradermal Collagen Density Increase. Photomedicine and Laser Surgery, 32(2), 93–100.

[2] Kwon, H. H., et al. (2013). The clinical and histological effect of home-use, combination blue-red LED phototherapy for mild-to-moderate acne vulgaris in Korean patients: a double-blind, randomized controlled trial. British Journal of Dermatology, 168(5), 1088–1094.

[3] Avci, P., et al. (2013). Low-level laser (light) therapy (LLLT) in skin: stimulating, healing, restoring. Seminars in Cutaneous Medicine and Surgery, 32(1), 41–52.

[4] Lee, S. Y., et al. (2013). Clinical evaluation of a self-applied home-use low-level light therapy device for wrinkle reduction. Dermatologic Surgery, 39(11), 1657–1664.

[5] Sadick, N. S., et al. (2015). A Study to Determine the Efficacy of a Novel Handheld Light-Emitting Diode Device in the Treatment of Photoaged Skin. Lasers in Surgery and Medicine, 47(6), 496–502.

[6] Gold, M. H., et al. (2018). Clinical efficacy of home-use blue-light therapy for mild-to moderate acne. Journal of Clinical and Aesthetic Dermatology, 11(5), 23–28.

[7] Ablon, G. (2019). Combination 830-nm and 633-nm light-emitting diode phototherapy shows promise in the treatment of recalcitrant psoriasis: preliminary findings. Journal of Drugs in Dermatology, 18(2), 172–176.

[8] Barolet, D., et al. (2020). Regulation of skin collagen metabolism in vitro using a pulsed 660 nm LED light source. Journal of Cosmetic Dermatology, 19(6), 1351–1359.

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