Red Light Therapy Doesn’t Suit Everyone: What You Need to Know

Red Light Therapy is having quite the moment in the skincare world, touted as the next big thing for treating everything from wrinkles to eczema.

It’s often presented as the skincare equivalent of a superhero—ready to swoop in and save the day, or at least your complexion. Dr. Maryam Zamani, a leading expert, shares the science behind this trendy technology. But before you dive headfirst into the red glow, let’s remember: even superheroes have their kryptonite, and RLT isn’t a perfect fit for everyone.

What is Red Light Therapy?

Dr. Zamani describes it best, “Light-emitting diode (LED) phototherapy combines clinically proven wavelengths of light to deliver safe and efficacious results to treat a number of conditions in all skin types with no downtime or discomfort. The purpose is to help accelerate cell renewal, decrease inflammation, and help improve a number of skin concerns.”

In other words, it’s like giving your skin a gentle nudge (or maybe more of a bright, glowing shove) towards better health. Red Light Therapy uses specific wavelengths of light to penetrate your skin and work some biological magic, reducing inflammation and speeding up cell regeneration. It’s non-invasive, and the only side effect might be looking like you’re basking in the light of a mini red sun.

Dr. Maryam Zamani, Oculoplastic Surgeon and Founder of MZ Skin

How Does Red Light Therapy Work?

“LED phototherapy uses light from the visible and infrared spectrum to reduce inflammation and stimulate the cellular response to regenerate faster through a process called photobiomodulation,” Dr. Zamani explains. But here’s the catch: you can’t just pop in for a quick session and expect miracles. Consistency is key—ideally, you’d be doing this 4-6 times a week to see real results.

Think of it like going to the gym. You won’t get that six-pack from one workout, and your skin won’t transform overnight with one Red Light Therapy session. The light penetrates different layers of the skin depending on the wavelength, working its way from superficial concerns down to deeper issues, like stimulating collagen production and reducing inflammation.

What Skin Conditions Benefit Most from Red Light Therapy?

“Red light emitting diodes help skin in a number of ways,” says Dr. Zamani. Red Light Therapy isn’t just a one-trick pony; it’s more of a skincare Swiss Army knife. The therapy activates fibroblast growth factor, boosts collagen production, and decreases inflammation, making it a top contender for tackling conditions like rosacea, eczema, and psoriasis.

Collagen, the holy grail of youthful skin, tends to pack its bags and head south as we age, leading to wrinkles and fine lines. But Red Light Therapy can encourage collagen to stick around a little longer, keeping your skin firmer and more elastic. It’s also great at improving blood circulation, which brings more oxygen and nutrients to your skin cells.

Additionally, Red Light Therapy has a reputation for being a healing hero. “LED devices are excellent in aiding with wound healing and can be used after in-office treatments like micro-needling, laser, or energy-based treatments,” Dr. Zamani adds. And if your skin is feeling parched, Red Light Therapy can help by boosting hyaluronic acid production, making your skin look as plump and hydrated as a freshly misted plant.

red light therapy

What Cautions Should Be Taken?

Before you run off to bathe in the red glow, there are a few things to consider. Dr. Zamani wisely advises, “Those who should exercise caution and seek advice from a professional before use include individuals who are sensitive to light or have a condition that makes their skin hypersensitive to light, such as porphyria, as it can exacerbate their condition.”

Let’s put it this way: Red Light Therapy is great, but it’s not for everyone. If your skin reacts to sunlight like a vampire, or you’re on medications that make your skin super sensitive, Red Light Therapy could do more harm than good. “People taking medications that increase photosensitivity should also avoid using LED masks,” Dr. Zamani warns. Certain meds, like tetracycline antibiotics, can make your skin extra touchy, and the last thing you need is a skincare treatment that leaves you looking like you’ve spent too long in the sun.

And for those with photosensitive epilepsy, it’s a definite no-go, “The light can trigger seizures in people with photosensitive epilepsy specifically,” says Dr. Zamani.

Conclusion: Is Red Light Therapy Right for You?

Red Light Therapy might seem like the skincare equivalent of a magic wand, offering solutions to a range of skin issues, from eczema to signs of ageing. But like any magic, it’s important to know the tricks before trying them out. Red Light Therapy can be a game-changer if it suits your skin type and health conditions, but it’s not a one-size-fits-all solution.

Before you jump on the Red Light Therapy bandwagon, take a moment to assess whether it’s the right fit for you. If you’re in the clear, this therapy could be the boost your skin needs. But if you’re one of the exceptions, it’s better to  consult with a professional. After all, glowing skin is great, but a glow-up even better when it’s done safely.