January 2026 in “Journal of Cosmetics Dermatological Sciences and Applications” PRP shows promise for hair restoration with mild side effects, but more research is needed for clear guidelines.
October 2025 in “Clinical Cosmetic and Investigational Dermatology” Experts created guidelines for treating hair loss in Egypt, focusing on personalized care.
December 2010 in “Dermatologic Surgery” Finasteride's effectiveness on the frontal hair loss area is not well-studied or confirmed.
January 1996 in “Dermatologic Surgery” Hair restoration can effectively treat hair loss.
70 citations
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April 2017 in “Lasers in surgery and medicine” Blue light promotes hair growth by interacting with specific receptors in hair follicles.
17 citations
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June 2002 in “Dermatologic Surgery” Chinese patients have fewer hair follicles than Caucasians, and transplanting hair at 40% of normal density works for natural-looking hairlines.
11 citations
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August 2018 in “Facial Plastic Surgery Clinics of North America” Adipose-derived stem cells show potential for skin rejuvenation and wound healing but require more research to overcome challenges and ensure safety.
5 citations
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March 2018 in “Dermatologic Surgery” The study found that most donor sites are good for hairline restoration in Southeast Asian women, but hair characteristics should match for a natural look, and aging can reduce hair density and diameter.
4 citations
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January 2008 in “Facial Plastic Surgery” Improve skin paddle appearance after head and neck reconstruction using tissue expansion, rearrangement, and flaps.
June 2002 in “Dermatologic Surgery” Chinese scalps have fewer hair clusters than Caucasians, and transplanting 30 clusters per square centimeter creates a natural-looking hairline for bald Chinese individuals.