What should you know about an IPL laser home device?

Intense pulsed light targets pigment in growing hair. Home units are designed for personal use and commonly use lower energy than professional equipment, so improvement can be gradual and variable. Dark hair usually provides more target pigment than blonde, grey or red hair; the device may also be unsuitable for very dark skin, depending on its safety sensor and instructions.

Do not assume a flash is appropriate for every body site. A tan, dark mole, tattoo, wound, active rash or recent cosmetic procedure can change the risk. Medicines that increase light sensitivity may also matter. Read the manual and arrange professional advice when your skin or medical history is not covered clearly.

Check the device’s skin-tone and hair-colour guidance before buying or using it. Shave if the instructions advise it, clean and dry the area, and perform a patch test as directed. Start at the recommended level rather than increasing energy to chase faster results. Keep the window flat against the skin and never flash over eyes, mucous membranes, tattoos or suspicious marks.

Space sessions according to the manual and record reactions. Protect treated skin from sun, avoid picking irritated areas and stop if pain feels sharp or unusual. A clinic-based [IPL Device](/technology/ipl-device/) assessment may be more appropriate when you need treatment for a large area, have complex pigmentation or are unsure about suitability. An [IPL Photofacial](/treatments/laser-and-energy/ipl-photofacial/) is a different professional use of light.

Stop using the device and contact a clinician for blistering, severe pain, open skin, persistent swelling, pus or a spreading dark or pale patch. Seek urgent care for swelling around the eyes, breathing trouble or a rapidly developing allergic-type reaction. Do not restart until the area has been assessed.

Ask whether your skin tone, hair colour, medicines and treatment area fit the device’s intended use; how to patch test; which reactions are expected; and when clinic treatment would be safer or more effective.