r/redlighttherapysci

I'm looking into best red light therapy panels for home use and honestly theres so much marketing fluff out there. Every brand talks about the same specs: high irradiance, 660nm and 850nm wavelengths, EMF testing, all that stuff. But I'm wondering what actually matters when you're using one day to day.

For people who already own a panel, which of those specs actually made a difference. And how long did it take before you noticed anything. Was it a few weeks or more like 2 to 3 months of consistent use.

Just curious what real users think matters before dropping money on one of these things.

I’ve been reading about red light therapy panels and I’m realizing how hard it is to compare them properly.

Most brands mention the same basic things like 660nm red light and 850nm near-infrared, but then the product pages also talk about irradiance, LED count, beam angle, EMF, flicker, treatment distance, cooling fans, panel size, and third-party testing.

For people who understand the technical side, which red light therapy panel specs actually matter most?

I’m not looking for brand recommendations. I’m just trying to understand what is useful information and what might mostly be marketing.

A few things I’m confused about:

Irradiance: should buyers care more about peak irradiance or the average output over the full treatment area?

Wavelengths: are 660nm and 850nm enough, or do other wavelengths like 630nm, 810nm, 830nm, and 1064nm make a meaningful difference?

LED count: does more LEDs always mean a stronger panel, or does lens angle and power matter more?

Beam angle: how much does beam angle affect coverage, distance, and intensity?

EMF and flicker: are these specs important to check before buying?

Third-party testing: should a red light therapy panel always have independent testing for irradiance, wavelength accuracy, EMF, and flicker?

I’m mainly trying to understand what to look for before buying a red light therapy panel for home use, without getting lost in marketing claims.

For those who have researched this or already own a panel, what specs would you check first?

I’ve been dealing with lingering hyperpigmentation from old breakouts, mostly on my cheeks, and it’s honestly taking forever to fade. I’ve already been consistent with the usual stuff like vitamin C, niacinamide, and sunscreen, but the improvement is super slow and kind of plateaued.

Recently I’ve been seeing more talk about red light therapy being used for skin recovery, inflammation, and post-acne marks. Some people say it helped even out skin tone and sped up healing, but I’m not sure how noticeable or consistent the results really are in real life.

Has anyone here actually tried it specifically for hyperpigmentation or acne marks? Did it make a visible difference or is it more subtle over time?

Also curious how long it took before you noticed anything, if at all.

[supprimé]

Warning for anyone using Red Light Therapy for hyperpigmentation: My melasma actually got darker using the NIR setting. Are you guys just running Red (660nm) only for face sessions to avoid the heat trigger?