Red light masks are being considered for their potential to make users look younger, but there are caveats to their effectiveness. The masks, which can be expensive, with some costing nearly $1000, have been reviewed and tested by various individuals and experts, including dermatologists. It is unclear whether red light therapy masks are truly effective, as some outlets have questioned their benefits, while others have recommended certain models and explored their use beyond anti-aging, such as for workout recovery.