15 Best Red Light Therapy Devices for Hair Growth in 2026
In 2026, the top red light therapy devices for hair growth include various caps and helmets designed for full scalp coverage, such as the Laser Hair Growth Cap with red light therapy, Viconor’s dome-shaped model, and FDA-approved options like iRestore. These devices use wavelengths around 650–660 nm and infrared light to stimulate follicles over consistent …