1 citations
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February 2025 in “Photodermatology Photoimmunology & Photomedicine” This study found that 830 nm LED light effectively treated post-inflammatory erythema and hyperpigmentation, while both 830 nm and 590 nm LEDs prevented post-inflammatory erythema.
40 citations
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January 2013 in “Clinical Cosmetic and Investigational Dermatology” In this study, niacinamide 4% and desonide 0.05% emulsions significantly improved axillary hyperpigmentation in women, with desonide demonstrating a superior depigmenting effect compared to niacinamide and placebo.
2 citations
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October 2021 in “Clinical and experimental dermatology” In this study, Cyperus rotundus essential oil was found to have significantly better depigmenting effects than hydroquinone for treating axillary hyperpigmentation, with additional benefits in reducing inflammation and hair growth, making it a cost-effective and safe treatment option.
20 citations
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November 2014 in “JAMA dermatology” This study found that three treatments with the 810-nm diode laser improved skin texture and roughness/bumpiness in keratosis pilaris patients, although it did not reduce redness.
25 citations
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January 1999 in “Journal of cutaneous laser therapy” This report describes an African-American woman with pseudofolliculitis barbae, hirsutism, and associated postinflammatory hyperpigmentation who was effectively treated with a diode laser.