103 citations
,
April 2005 in “Experimental dermatology” Prostaglandin F2alpha and related compounds can increase hair growth and darken hair in mice.
8 citations
,
February 2020 in “Aesthetic Surgery Journal” Adding cells to fat grafts improves hair regrowth in early baldness, but effects lessen over time.
November 2023 in “Cell Biology International” Tiny particles from umbilical cord stem cells may help hair grow back in a type of hair loss.
October 2025 in “International Journal of Cell and Biomedical Science” hUC-MSC secretome can help regrow hair in cases of hair loss.
9 citations
,
January 1992 in “Journal of Investigative Dermatology” Sugar molecule helps hair growth, less in balding, returns with treatment.
211 citations
,
April 2013 in “Development” More dermal papilla cells in hair follicles lead to larger, healthier hair, while fewer cells cause hair thinning and loss.
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.
39 citations
,
January 2016 in “Journal of Cutaneous and Aesthetic Surgery” Injecting platelet-rich plasma during hair transplant surgery improves hair regrowth rate, speeds up skin recovery, and enhances hair quality.
26 citations
,
June 2018 in “Australasian Journal of Dermatology” Stopping sunscreen use on the forehead led to hair regrowth in a woman with frontal fibrosing alopecia.
11 citations
,
April 2016 in “Dermatologic Surgery” Expert surgeons have a lower rate of hidden damage to hair during hair transplant procedures than beginners.
4 citations
,
April 2020 in “JAAD case reports” JAK inhibitors help hair regrowth but not fully effective for androgenetic alopecia.
4 citations
,
November 2006 in “Dermatologic Surgery” Transplanted transected hair follicles can survive but grow at unsatisfactory rates and are thinner, suggesting limited potential for unlimited donor hair supply.
1 citations
,
July 2010 in “Dermatologic Surgery” Splitting one hair follicle into two can help regrow hair with a 50% to 70% success rate, useful when donor hair is limited.
March 2026 in “Journal of Maxillofacial and Oral Surgery” Using PRP in hair transplants improves hair regrowth, healing, and patient satisfaction.
Ritlecitinib can reduce inflammation and help hair regrow in Alopecia Areata.
July 2025 in “Current Issues in Molecular Biology” Bio-Pulsed sEVs improve hair growth and skin rejuvenation.
May 2023 in “Brazilian Journal of Animal and Environmental Research” Photobiomodulation effectively treats hair loss in dogs with black hair follicular dysplasia.
November 2006 in “Dermatologic Surgery” Cutting hair follicles into pieces for transplantation results in poor growth and thinner hair, and the technique is more invasive than previously thought.
January 2022 in “Przegla̧d dermatologiczny” Platelet-rich plasma treatment can effectively promote hair regrowth in men with androgenetic alopecia without major side effects.
March 2021 in “Zagazig university medical journal” Using PRP with hair transplants improves hair growth and quality.
17 citations
,
June 2011 in “Dermatologic Surgery” Hair transplantation is an effective way to restore eyebrows.
June 2025 in “Electronic Journal of General Medicine” Melatonin may help regrow hair, but more consistent research is needed.
August 2025 in “Stem Cell Research & Therapy” Exosomes from stem cells can help regrow hair better than minoxidil.
August 2024 in “International Journal of Biological Macromolecules” New gels using cellulose nanocrystals effectively deliver minoxidil to hair follicles, promoting hair regrowth.
January 2026 in “Ciencia Latina Revista Científica Multidisciplinar” Exosomes helped regrow hair in a 14-year-old with difficult-to-treat alopecia.
January 2026 in “Ciencia Latina Revista Científica Multidisciplinar” Exosome-based therapy successfully restored hair in a 14-year-old with difficult-to-treat alopecia areata.
309 citations
,
May 1993 in “Journal of The American Academy of Dermatology” Horizontal scalp biopsy sections effectively diagnose and predict MPAA, with follicular density and inflammation impacting hair regrowth.
November 2025 in “Frontiers in Pharmacology” Xiaozhi Yufa decoction may help treat hair loss by improving hair growth and reducing inflammation.
February 2024 in “Current Medicinal Chemistry” Minoxidil nanocrystals improved hair growth in mice more effectively and safely than regular Minoxidil.
131 citations
,
July 2009 in “Experimental Dermatology” The document concludes that specific cells are essential for hair growth and more research is needed to understand how to maintain their hair-inducing properties.