May 2025 in “Health Science Reports” Serum WS Biotin significantly reduces hair shedding and improves hair thickness.
1 citations
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June 2017 in “PubMed” Keratogrow®, a spray made from patients' own blood, was found to increase hair growth and density when used twice daily for three months.
December 2022 in “JEADV Clinical Practice” Hair density and thickness decrease in specific scalp areas in people with androgenetic alopecia.
November 2025 in “Zenodo (CERN European Organization for Nuclear Research)” The herbal hair serum effectively supports hair growth, reduces hair fall, and improves shine.
December 2025 in “Clinical & Experimental Dermatology and Therapies” Cosmerna ARI effectively reduces hair loss and increases hair density in Europeans with androgenetic alopecia.
83 citations
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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.
November 2024 in “PubMed” The supplement improved hair density and was safe to use.
May 2026 in “Zenodo (CERN European Organization for Nuclear Research)” The herbal hair serum improved hair health and is safe, effective, and affordable.
25 citations
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April 2018 in “Journal of Cosmetic Dermatology” PRP injections increase hair density and diameter in female androgenetic alopecia patients.
2 citations
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February 2020 in “Journal of Plastic Surgery and Hand Surgery” Good-looking donor sites for hair transplants usually have higher hair density and thicker hair.
25 citations
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May 2020 in “Stem Cells Translational Medicine” ADSC-CE treatment safely increases hair density and thickness in androgenetic alopecia patients.
February 2023 in “Journal of The American Academy of Dermatology” Low-dose oral minoxidil helps increase hair density in traction alopecia.
May 2023 in “Stem cell research & therapy” New method efficiently isolates hair growth cells from newborn mouse skin.
August 2025 in “Vestnik dermatologii i venerologii” "Selenzin" and dietary changes significantly improved hair density and reduced hair loss.
Vitamin supplements may not improve hair thickness or density in patients with non-scarring hair loss.
July 2024 in “Anais Brasileiros de Dermatologia” PRP injections can increase hair density in people with androgenic alopecia.
October 2025 in “Journal of Pharmacy And Bioallied Sciences” PRP significantly improves hair density and satisfaction in hair restoration.
June 2021 in “Aesthetic Surgery Journal” PRP improves hair growth in AGA, but higher concentrations aren't significantly better than lower ones.
20 citations
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May 1992 in “The Journal of Dermatologic Surgery and Oncology” Dr. Norwood's analysis highlights the need for careful patient selection and strategic hair transplant design to create a natural-looking hair density.
January 2013 in “IRIS UNIMORE (University of Modena and Reggio Emilia)” Hydrophobized silica nanoparticles penetrate the skin's outer layer more effectively, while hair follicle density doesn't impact their accumulation.
4 citations
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November 2011 in “Archives of Dermatology” The photographic method for measuring facial hair density is reliable and valid but needs further testing on different hair densities and skin colors.
January 2024 in “Journal of Cosmetics, Dermatological Sciences and Applications” Injecting a peptide-hyaluronic acid mix improved hair growth in men with hair loss and was safe.
22 citations
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June 1993 in “Calcified Tissue International” Women with hyperandrogenic amenorrhea have similar bone density to healthy women but lower than androgenized women without amenorrhea, and high DHEAS levels might affect bone density.
33 citations
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September 2019 in “Dermatologic Surgery” Using a special stem cell formula on the scalp once a month for six months helped people with hair loss grow more hair.
May 2026 in “Zenodo (CERN European Organization for Nuclear Research)” The polyherbal hair growth serum is a safe, effective, and easy-to-use natural alternative to synthetic hair products.
April 2021 in “Journal of The European Academy of Dermatology and Venereology” Age, hair loss duration, menopause, and specific treatments affect hair density and caliber in female hair loss patients.
March 2026 in “Journal of Cosmetic Dermatology” Topical Stemoxydine improves hair density in androgenetic alopecia with few side effects.
August 2025 in “International Journal of Applied Pharmaceutics” A stable Moringa seed oil hair serum was developed, offering a promising natural alternative for hair loss treatment.
March 2025 in “Journal of the American Academy of Dermatology” Systemic minoxidil improves hair density in women with female pattern hair loss over time.
4 citations
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August 2018 in “Facial Plastic Surgery Clinics of North America” Platelet-Rich Plasma (PRP), a protein-rich extract from a patient's blood, shows promise in improving hair density, thickness, and quality, but the best method of use and number of treatments needed for noticeable results are still unclear.