Which laser is more effective for darker skin tones?

The Nd:YAG laser is particularly effective for treating darker skin tones due to its unique combination of wavelength and pulse structure. It operates at a wavelength of 1064 nm, which penetrates deeper into the skin and is less absorbed by melanin compared to wavelengths used by other lasers, such as the Ruby or Alexandrite lasers. This deeper penetration minimizes the risk of damaging the epidermis, which is crucial when working with skin that has higher melanin content.

Additionally, the longer wavelength of the Nd:YAG allows for safer treatments on darker skin types while still being effective in targeting hair follicles for hair removal or treating vascular lesions. By providing a safer option that reduces the chance of post-inflammatory hyperpigmentation or burns, the Nd:YAG laser has become the preferred choice among practitioners treating darker skin tones.

While other lasers may also be used on darker skin, they tend to pose greater risks of adverse effects due to their shorter wavelengths, which are more readily absorbed by melanin. This makes the Nd:YAG the optimal choice for effective and safe treatments in these cases.