The iRestore Laser Hair Growth System is a top-selling hair regrowth device on Amazon. It uses low-level laser therapy (LLLT) to stimulate hair follicles and promote hair growth. The device is FDA-cleared and has been clinically proven to be effective in treating hair loss. It is easy to use and can be used in the comfort of your own home. The iRestore system is suitable for both men and women and can be used on all hair types. With regular use, users have reported thicker, fuller hair and a reduction in hair loss.