Some consumers of laser hair removal have experienced permanent hair reduction, but there is limited data on how long hair reduction usually lasts, how much hair reduction is typical, and how often permanent hair reduction occurs.
- Light at a specified wavelength is delivered from a handpiece into the skin, where it targets dark material (usually the pigment in hair).
- This is intended to cause thermal and/or mechanical damage to a hair follicle while sparing surrounding tissues.
- Some consumers have experienced long-lasting hair removal or permanent hair reduction.
- Considered safe if performed properly.
- Useful for large areas such as backs or legs.
- Regrowth can come back lighter in color or finer in texture.
- Light-skinned consumers with dark hair have the best results.
- Long-term data on safety and effectiveness have not been accurately established.
- Response rates have not been established.
- Regrowth rates have not been accurately established and cannot be predicted due to numerous variables.
- Improper treatment can cause burns, lesions, skin discoloration lasting several months, or patchy/patterned regrowth.
- Requires eye protection.
- Can be expensive.