I tested Megelin red light therapy for 30 days — I (and my body) have thoughts

I’ve reached a delightful era of my life wherein I’m regularly arrested by my lower back for the crime of working at a desk. My face has begun to resemble a topographical map of my poorest life choices (cigarettes, acne-picking and lack of sunscreen).

Naturally, when the internet started raving about Megelin, a brand pledging to treat biological woes at home with the modern medspa science of EMS and light therapies, I wanted to know if the substance matched the hype. Is it actual science, or would a grow light from Amazon do the same thing?

Megelin has achieved a level of viral ubiquity that’s hard to ignore. To see if there was any soul behind the aesthetic, I spent the last month living my best human circuit board lifestyle to see if this brand is a genuine disruptor. And, more importantly, whether or not they deserve your hard-earned beauty budget.

What is Megelin?

Megelin is a wellness technology developer that specializes in miniaturizing clinical-grade recovery and aesthetic treatments. Their product ecosystem centers on two primary modalities: Electrical Muscle Stimulation (EMS) and Photobiomodulation (PBM). Unlike the high-intensity, stationary machines found in physical therapy clinics, Megelin’s design philosophy prioritizes “passive integration,” meaning you can engage in cellular repair or muscle toning while sitting through a Zoom call or rage-baiting on the internet (our favorite).

What is red light therapy?

Red Light Therapy is called Photobiomodulation (PBM). It sounds complex, but it’s basically the biological equivalent of plugging your phone into a fast charger. These specific wavelengths of light act as a boost for your mitochondria — the tiny engines inside your cells. 

When your cells are stressed or tired, they stop producing energy efficiently; red light essentially knocks away the metabolic junk holding them back, letting them breathe and repair themselves again.

For the rest of us, this means the light is doing the heavy lifting while we just sit there. This process recharges your body’s primary energy source, called ATP. It’s like giving your skin and muscles a shot of espresso at the cellular level. By boosting your “internal battery,” if you will, the light helps your body naturally pump out more collagen and fight inflammation, giving it anti-aging benefits on both a superficial and biological level. 

Clinical data backs up the hype, showing that consistent use of these at-home devices can cut skin inflammation by nearly 45%. It’s a targeted, science-backed way to tell your body to stop regressing and start healing. 

So, while you’re lying on the mat feeling like a character from a sci-fi flick, your cells are actually busy at work rebuilding a healthier, less-achy version of you.

What is EMS?

While it might sound like something out of a high-voltage horror flick, Electrical Muscle Stimulation (EMS), also known as Neuromuscular Electrical Stimulation (NMES), is a clinically recognized method for enhancing muscular function. 

At its core, EMS bypasses the brain’s intent by sending electrical impulses directly to motor neurons via skin-surface electrodes. This triggers an involuntary contraction of the muscle fibers, essentially forcing your body to “exercise” even if you mentally couldn’t be bothered.

This is tech that’s existed for decades, but never seemed to crack the code in my testing before Megelin. According to recent clinical reviews, the latest EMS is uniquely effective at significantly enhancing muscle strength by activating motor axons that are often underutilized in traditional workouts. 

Unlike voluntary training, where the body recruits slow-twitch fibers first, EMS can simultaneously engage fast-twitch fibers, which are responsible for power and explosive strength. Its role in reversing muscle atrophy and improving local glucose metabolism has been highlighted over and over in research, making it a useful tool for both elite athletes and those of us whose daily cardio consists of walking the dog.Think of EMS as a rhythmic zap that wakes up lazy muscles. It’s a shortcut to motor unit recruitment. While it won’t magically melt fat like the mid-2000s infomercials claimed, recent studies have demonstrated measurable improvements in muscle toning and firmness over 4 weeks. It essentially keeps your muscle fibers awake and engaged, providing a foundation for better posture and stability that carries over into your real-life, and the very real aging we’re subjected to.

My review of Megelin

Targeting the dermis with 630nm red and 850nm near-infrared light, LED masks utilize photobiomodulation to reverse markers of aging. A 2026 multi-center randomized study confirmed that LED phototherapy is a safe and effective treatment for skin rejuvenation, specifically targeting skin texture, including fine lines like crow’s feet. 

The photons in red LED stimulate fibroblasts to produce more collagen while simultaneously reducing the pro-inflammatory cytokines that cause morning redness and puffiness.

This was the first red light therapy mask I’ve used, and for good reason. Having written about the popularity, virality and deals on LED masks over the past couple of years, I could never seem to get past how uncomfortable they looked. While yes, putting on the Megelin Red Light Mask makes me look like an extra from The Purge, the 15-minute sessions have become something I genuinely look forward to in the evenings — and not just the part where I scare neighbors from my window. 

Offering five different wavelength therapies, it blends both laser and LED to penetrate the skin’s surface, triggering healing and rejuvenation on a deeper level. It has 60 lasers (wavelengths range between 660nm and 1064nm) and 334 LEDs.

Wavelength treatment, at a glance:

• 1064nm: Deep rejuvenation 
• 595nm: Reduces pigmentation
• 630nm: Promotes collagen production
• 660nm: Reduces the appearance of fine lines
• 830nm: Targets wrinkles

The mask is a flexible, ultra-soft silicone that’s easy on the skin, even easier to wipe down with an alcohol pad between uses and causes me zero pain. Note: I rarely wear sunglasses or hats because they never seem to fit or are bothersome after a couple of minutes.

After 30 days, the topographical map of redness, freckles, acne marks and fine lines across my face has smoothed into something, for the first time in my life, almost consistent. 

It’s particularly effective after a night of poor sleep; it seems to wake up the skin in a way that no amount of cold water or caffeine-infused serum can match.

By leveraging a massive array of 7,890 LEDs and 288 medical-grade lasers, this therapy bag provides a systemic application of PBM that far exceeds the reach of standard mats. This hybrid technology delivers a potent 140 mW/cm² irradiance, utilizing six targeted wavelengths — ranging from 630nm to the deep-penetrating 1064nm — to modulate nociceptive (pain) activity and promote tissue repair at varying depths. Whether set to 10 Hz, 40 Hz, or Continuous modes, this full-body immersion provides a significant reduction in chronic musculoskeletal pain by treating the body as a single, integrated biological system.

Unlike topical heat — the usual go-to for musculoskeletal pain — infrared wavelengths penetrate deep into the muscle tissue to promote relaxation at a cellular level rather than just warming the skin and providing temporary relief.

This is the heavy hitter of the collection. If the Red Light Mat is a luxury heating pad, this bag is a literal cocoon of cellular repair. It unzips on both sides, allowing you to either lie on it like a standard mat or zip yourself inside to become a human-photon burrito. 

The addition of the laser diodes makes the experience feel much more intense than the mask or underwear alone. I use it for 20 minutes before bed, and it has significantly improved my ability to get deep rest — full stop. My back, which usually clicks and pops like a bag of chips, has become significantly more fluid. According to my partner, I toss and turn out of discomfort much less. And, in terms of user sensation, it feels like a heating pad that went to medical school, providing a deep, penetrating warmth that seems to unlock my spine after a day of being hunched over a laptop or working in the fields of my ranch.

It is admittedly a bit heavy (about 20 pounds), so don’t expect to lug it around like a gym bag, but for a deep-tissue recovery session that feels like it’s actually reaching the bone (because it is, by the way), this is the flagship of the collection.

While pelvic photobiomodulation is often discussed in hushed tones, its clinical basis is robust and actually nothing new. Near-infrared light in the pelvic region significantly improves microcirculation and reduces chronic pain. This is achieved by triggering the release of nitric oxide, a vasodilator that relaxes local blood vessels and improves nutrient delivery to tissues that are frequently stagnant due to prolonged sitting.

Think of these like a red light loincloth (there isn’t any wrapping around the pelvis like real underwear would). Upon trying this, which I was unabashedly excited to do, I felt like I was charging my internal batteries. However, the jokes I wanted to keep making were dimmed by how much better my lower body felt after long days at my desk — something I didn’t expect. There is a specific type of localized recovery that happens here. It’s a reduction in deep-seated pelvic tension that standard stretching, or even my favorite nightly Yin practice, doesn’t reach. 

It’s the most niche device in the kit, but for anyone who has perhaps just given birth or even simply has a sedentary job, I’ve found it to be an incredibly helpful recovery device.

Electrical Muscle Stimulation (EMS) operates by delivering small electrical impulses to motor neurons, triggering involuntary muscle contractions that mimic a natural workout. These repeated contractions have been shown to improve core stability and provide a functional warm-up for sedentary muscles.

To me, this device on the lowest setting felt exactly like I was doing crunches — just with the added fun of minor skin tingles. By the end of week one, I felt I could finally go up to level 2, and my lower back pain (usually a result of core neglect) began to dissipate. It is surprisingly effective for correcting “desk-posture” because it forces a level of core engagement that I simply lack the willpower to maintain on my own — or couldn’t even achieve based on my limited knowledge of abdominal workouts. 

By 30 days, I felt I had a core that was finally pulling its weight. In fact, I just noticed that I’m sitting up straight as I write this.

Is it worth it?

First things first, the efficacy of Megelin products depends almost entirely on consistent use. Results from photobiomodulation are cumulative and usually require 8 to 12 weeks for maximum effect.

If you have the discipline, or in my case, curiosity, to follow a 15–30 minute daily protocol, the scientific evidence suggests these tools provide a legitimate, non-invasive supplement to traditional physical therapy and skincare. 

It is not a magic wand that replaces a healthy lifestyle, but as a biohacking tool for the modern professional, the substance behind Megelin does indeed match the hype.

This article was written by Kendall Cornish, New York Post Commerce Editor & Reporter. Kendall, who moonlights as a private chef in the Hamptons for New York elites, lends her expertise to testing and recommending cooking products – for beginners and aspiring sous chefs alike. Simmering and seasoning her way through both jobs, Kendall dishes on everything from the best cookware for your kitchen to chef-approved gourmet meal kits to the full suite of Ninja appliances. Prior to joining the Post’s shopping team in 2023, Kendall previously held positions at Apartment Therapy and at Dotdash Meredith’s Travel + Leisure and Departures magazines.