February 2026 in “Cureus” In this case report, a 38-year-old woman experienced progressive lightening of a blue-green eyebrow tattoo treated with a QS ruby laser, but eyebrow hair density reduction was noted as a potential adverse effect.
294 citations
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August 1999 in “Journal of the American Academy of Dermatology” This study observed that the majority of side effects from laser-assisted hair removal were associated with ruby and alexandrite lasers, particularly in patients with tanned or darker skin types.
8 citations
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May 2004 in “Facial plastic surgery clinics of North America” This review discusses advancements in laser hair removal technologies and the potential role of radiofrequency for certain hair types, but it reports no new clinical results.
19 citations
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August 2018 in “Journal of the American Academy of Dermatology” In this study, the researchers found that the picosecond pulsed alexandrite laser (PSAL) may be as effective and safe as the Q-switched alexandrite laser (QSAL) for treating freckles in Chinese patients.
7 citations
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June 2024 in “Skin Research and Technology” Combining treatments significantly reduces dark circles and wrinkles better than nanofat alone.