November 2023 in “Pakistan Journal of Medical & Health Sciences” Careful technique and planning lead to successful, natural-looking eyebrow transplants.
17 citations
,
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.
14 citations
,
January 2015 in “Current problems in dermatology” Female pattern hair loss treatments vary in effectiveness and may have side effects.
7 citations
,
October 2018 in “Journal of Craniofacial Surgery” About 21.3% of young, healthy Chinese men experience hair loss. Hairlines are mostly linear or have a central protrusion. Hair is densest on the top and back of the head, and hair follicles usually have 1 or 2 hairs. This information can help in designing hair restoration procedures.
83 citations
,
April 1999 in “Dermatologic Surgery” The research found that for a typical hair density, about 11 square centimeters of donor scalp is needed to get 800 hair grafts for transplantation.
6 citations
,
April 2017 in “JAMA Dermatology” Men's hair loss is not linked to their sex hormone levels, except for lower DHEAS in those with hair loss.
January 2009 in “Hair transplant forum international” Realistic expectations about hair density and coverage lead to higher patient satisfaction in hair transplant surgery.
January 2022 in “Journal of Cosmetic Dermatology” Placebo effects vary in hair loss trials, with split-scalp trials showing higher hair density after 6 months compared to whole-head trials.
January 2005 in “Chinese Journal of Medical Aesthetics and Cosmetology” The technique improves hair transplant density and is safe and effective.
1 citations
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February 2020 in “Drug Design Development and Therapy” Low-dose Minoxidil combined with Spironolactone helps reduce hair loss and improve hair density in women, with some mild side effects.
PRP is effective for treating hair loss in men.
2 citations
,
January 2010 Tianzhu white yak hair varies in structure and density between fuzz and coarse hair.
14 citations
,
April 2022 in “Climacteric” Menopause causes dry skin, wrinkles, and hair changes, with hormone therapy helping but not recommended just for these issues.
6 citations
,
December 2014 in “Clinical and Experimental Dermatology” Hair density and thickness decrease in all scalp areas for East Asians with AGA.
June 2024 in “Dermatology and therapy” Intramuscular injections improved hair density more than intradermal injections for treating hair loss.
10 citations
,
January 2012 in “Journal of biomedical optics” Melanin density affects hair color, and this method can help in cosmetic assessments and diagnosing hair diseases.
9 citations
,
June 2014 in “Journal of Craniofacial Surgery” The method for sideburn reconstruction was safe and effective, giving natural-looking hair with minimal scarring.
January 2019 in “Research Square (Research Square)” The trial will test if YH0618 granule prevents hair loss in breast cancer patients during chemotherapy.
1 citations
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February 2023 in “Siriraj Medical Journal/San Sirirat” Thai males with hair loss have lower hair density in the occipital scalp compared to other Asians.
January 2026 in “Journal of Cosmetic Dermatology” Topical 4-aminopyridine 5% does not improve hair growth in male pattern baldness.
April 2025 in “Cytotherapy” UC-MSCs derived secretome therapy may help treat hair loss safely.
August 2016 in “Journal of Investigative Dermatology” Dutasteride improved hair density and thickness in men not helped by finasteride, with minimal side effects.
January 2022 in “Experimental Dermatology” Minoxidil solution and foam both increase hair growth, but the solution works better than the foam.
2 citations
,
June 2024 in “Journal of the Korean Society of Cosmetology” Aroma scalp massage improved scalp condition and satisfaction but not hair thickness or density.
December 2022 in “JEADV Clinical Practice” Hair density and thickness decrease in specific scalp areas in people with androgenetic alopecia.
February 2020 in “DOAJ (DOAJ: Directory of Open Access Journals)” Minoxidil 0.25 mg with spironolactone 25 mg reduces hair loss and improves hair density in women.
November 2015 in “Hair transplant forum international” PRP may help with hair regrowth in male pattern baldness, but more research is needed.
January 2016 in “프로그램북(구 초록집)” The growth factor cocktail with FGF9 significantly increased hair density and diameter in patients with androgenetic alopecia.
September 2025 in “Journal of Maxillofacial and Oral Surgery” Combining PRP with CGF is more effective for hair regrowth in androgenetic alopecia than PRP alone.
7 citations
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January 2017 in “International Journal of Dermatology” Superficial cryotherapy significantly improves eyebrow hair growth in alopecia universalis patients.