July 2023 in “Journal of lasers in medical sciences” Red laser therapy helped regrow hair in an alopecia areata patient within 21 days.
117 citations
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September 2013 in “Lasers in Surgery and Medicine” Red light therapy at 655 nm significantly improved hair growth in men with hair loss.
81 citations
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August 2014 in “Lasers in Surgery and Medicine” Red light therapy is safe and effectively increases hair growth in women with hair loss.
October 2025 in “Dermatologica Sinica” Combining laser therapy with other treatments effectively increases hair density and thickness for hair loss.
January 2025 in “Journal of Cutaneous and Aesthetic Surgery” Low-level laser therapy effectively improves hair growth in androgenetic alopecia with minimal side effects.