iRESTORE’s enters body recovery and pain management with the FLEX LED Belt

iRESTORE has built its reputation on red light therapy devices for hair growth and skincare. The FLEX LED Belt moves in a different direction: an FDA-cleared wearable belt that wraps around whatever area you’re targeting — like your lower back or hamstrings — to support muscle recovery, pain management, and circulation.

How it works

The belt uses 315 LEDs across 105 tri-core chips, so each cluster delivers multiple wavelengths at the same time instead of one at a time.

Different wavelengths work at different tissue depths. Amber light (590nm) works at the skin’s surface to support circulation and tissue repair, making it useful for joint discomfort and chronic tension, not just post-workout recovery.

Red light (660nm) penetrates into muscle tissue, where studies show it can increase cellular energy production by 15–20% and improve muscle performance by over 12%. The brand’s near-infrared light (850nm) goes deepest, reaching the cellular level to reduce inflammation and support tissue repair after more intense sessions. Sessions come in 10-, 20-, or 30-minute increments, with three brightness levels.

The clinical data is wavelength-level, not FLEX Belt-specific, though research behind it is well-documented. Red light has been shown to boost peak force output by 12%, and molecular research found it reduced inflammatory markers while increasing repair signals compared to placebo.

Who it’s for

The FLEX Belt is built for athletes and active people, but iRESTORE designed it with a wider audience in mind. It’s equally suited to anyone managing daily pain, whether that’s an older adult with arthritis or someone who spends eight hours at a desk and feels it in their back and shoulders. At just over a pound, it’s light enough to take just about anywhere, and even forget you’re wearing it.

Where to buy

Available now at Amazon.com/irestore.