April 2023 in “Journal of Investigative Dermatology” ENERGI-F701 solution was found to be more effective and safer than Regaine® 2% minoxidil solution in treating female pattern hair loss, with increased hair density and less side effects.
December 2020 in “Journal of Aesthetic Nursing” Injecting platelet-rich plasma into the scalp stimulates hair growth, increases hair density, and treats hair loss effectively with minimal side effects.
November 2014 in “British Journal of Dermatology” Hair loss is due to thinner hairs, not less hairs; hair diameter indicates balding progression and treatment effectiveness.
11 citations
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September 2016 in “Archives of Dermatological Research” People with denser forearm hair have a higher risk of certain skin cancers.
5 citations
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May 2004 in “Dermatologic Surgery” A hair restoration technique was introduced that mixes different types of hair groupings to reduce procedure time, limit damage, and potentially increase hair density, suggesting more hair can be transplanted than previously thought.
9 citations
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December 1984 in “The Journal of Dermatologic Surgery and Oncology” Layered suture closure for hair transplant donor sites results in smaller scars and easier future harvesting but takes more time and may temporarily increase hair shedding.
August 2023 in “Skin Research and Technology” BLH308, with persimmon leaf, green tea, and sophora fruit extracts, safely increased hair density and thickness.
61 citations
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April 2012 in “British Journal of Dermatology” Caucasian women's hair appears thickest in their 20s, with perceived thinning after mid-30s due to both decreasing density and diameter.
September 2022 in “International Journal of Trichology” Trichoscopic measurements help determine the severity of female pattern hair loss.
7 citations
,
September 2004 in “대한의생명과학회지” An extract made from Polygoni multiflori Radix, Angelica gigantis Radix, and Lycii Fructus was found to increase hair density and prevent hair loss in most users when applied daily for 18 months.
6 citations
,
March 2016 in “British Journal of Dermatology” Low IGF-1 and high HDL cholesterol levels are linked to more hair loss in middle-aged women.
58 citations
,
January 2020 in “International Journal of Molecular Sciences” Different methods of preparing Platelet-Rich Plasma (PRP) can affect wound healing and hair regrowth in plastic surgery. Using a kit with specific standards helps isolate PRP that meets quality criteria. Non-Activated PRP and Activated PRP have varying effects depending on the tissue and condition treated. For hair regrowth, Non-Activated PRP increased hair density more than Activated PRP. Both treatments improved various aspects of scalp health.
8 citations
,
January 2020 in “International Journal of Cosmetic Science” The combination of specific chemicals improves hair density in women.
February 2026 in “Journal of the Korean Society of Cosmetology” The ampoule significantly improves hair density, thickness, and usability without side effects.
30 citations
,
December 2017 in “Clinical, Cosmetic and Investigational Dermatology” Parietal scalp area has lower hair density and smaller hair diameter in women with hair loss.
1 citations
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May 2002 in “British Journal of Dermatology” Hair loss caused by longer latent hair cycle and sudden miniaturization, not gradual follicle size reduction.
August 2019 in “Journal of the American Academy of Dermatology” Ginseng and Albizia extracts help prevent hair thinning with age.
May 2002 in “British Journal of Dermatology” Hair loss caused by longer latent hair cycle and sudden miniaturization, not gradual follicle size reduction.
32 citations
,
September 1997 in “Dermatologic Surgery” Mini-micrografting in hair transplants can give similar density to older methods with fewer sessions.
March 2026 in “International Journal of Research and Review” Rosmarinus officinalis tincture significantly improves hair volume and density.
June 2020 in “Applied sciences” A new semi-automatic hair implanter could make hair transplants easier, more successful, and more accessible.
April 2023 in “Journal of Investigative Dermatology” Higher PD-1 levels are linked to fewer immune cells in hair follicles in alopecia areata.
April 2018 in “The journal of investigative dermatology/Journal of investigative dermatology” Ginseng and Albizia extracts may help prevent age-related hair thinning.
4 citations
,
March 2016 in “Dermatologic Surgery” PRP treatment increased hair density, especially in men and younger patients with AGA.
3 citations
,
September 2021 in “EClinicalMedicine” ALRV5XR effectively increases hair density in men with androgenetic alopecia without adverse effects.
PRP injections may help increase hair density in women with hair loss, but more research is needed.
October 2022 in “Journal of Dermatological Treatment” PRP can increase hair density in women with hair loss, but more research is needed.
January 2020 in “대한피부과학회지” Dutasteride effectively increases hair density in women with hair loss.
July 1989 in “British Journal of Dermatology” Minoxidil helps increase hair growth and density in people with hair loss, with higher concentrations giving better results.
2 citations
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August 2017 in “Dermatologic Therapy” Topical cetirizine 1% increases hair density and may be a promising treatment for hair loss.