43 citations
,
March 2009 in “Journal of Cellular and Molecular Medicine” TGF-β2 plays a key role in human hair growth and development.
2 citations
,
December 2024 in “Journal of Photochemistry and Photobiology B Biology” Pulsed wave red LED light is more effective than continuous wave light for promoting hair regrowth.
February 2023 in “Journal of Cosmetic Dermatology” Combining microneedling with either vitamin D3 or bimatoprost improves hair regrowth more than microneedling alone.
1 citations
,
April 2016 in “Journal of Investigative Dermatology” Blocking Prostaglandin D₂ may help treat hair loss.
3 citations
,
July 2023 in “International Journal of Trichology” DPCP can help regrow hair in some people with severe alopecia.
July 2024 in “International Journal of Molecular Sciences” The inhibitor DPP can promote hair growth.
36 citations
,
May 2005 in “BMC dermatology” DPCP is effective for treating severe alopecia areata, but relapse is common.
3 citations
,
October 2018 in “Skin appendage disorders” New treatment reduces hair shedding and increases hair density in women with early hair loss.
December 2025 in “Journal of Dermatological Treatment” GT20029 helps regrow hair in men with hair loss and is well-tolerated.
March 2022 in “Hair transplant forum international” Using a special laser and growth serum can safely increase hair thickness and density in people with hair loss.
20 citations
,
March 2021 in “Drug design, development and therapy” Topical immunotherapy can treat alopecia areata, but its effectiveness varies and the exact mechanism is unclear.
32 citations
,
July 2012 in “Stem Cells Translational Medicine” Vitamin D3 can help improve hair growth by enhancing the function of specific skin cells and could be useful in hair regeneration treatments.
April 2017 in “Journal of Investigative Dermatology” Triptolide effectively and safely reduces actinic keratosis lesions in mice.
12 citations
,
November 2003 in “Journal of the American Academy of Dermatology” Topical diphencyprone helped regrow hair in mice and rats with a condition similar to human hair loss.
19 citations
,
December 2016 in “PLOS ONE” Early-stage skin cells help regenerate hair follicles, with proteins SDF1, MMP3, biglycan, and LTBP1 playing key roles.
36 citations
,
March 1989 in “British journal of dermatology/British journal of dermatology, Supplement” DPCP is more effective than tretinoin gel for treating severe alopecia.
Topical GT20029 effectively promotes hair regrowth and is well-tolerated for treating androgenetic alopecia.
13 citations
,
June 2007 in “Journal of Dermatological Science” Researchers created a cell line to study hair growth and found specific genes affected by dihydrotestosterone.
1 citations
,
January 2025 in “Journal of Clinical and Investigative Dermatology” The saw palmetto serum improved hair growth and reduced hair loss and dandruff.
January 2026 in “Biochemical Pharmacology”
14 citations
,
March 2019 in “Journal of Cosmetic Dermatology” Activated platelet-rich plasma helps hair growth by boosting growth factors and cell growth pathways in hair cells.
3 citations
,
October 2021 in “Dermatologic Therapy” PRP with microneedling improves hair growth and patient satisfaction more than injections for androgenetic alopecia.
26 citations
,
June 2001 in “PTR. Phytotherapy research/Phytotherapy research” Procyanidin B-2 lotion might help men grow thicker hair without side effects.
January 2026 in “JPRAS Open” PDLLA scalp injections improved hair regrowth in most patients with non-scarring alopecia.
February 2024 in “Journal of cutaneous and aesthetic surgery” The combined treatment helps improve severe hair loss and reduces the need for other medications.
December 2025 in “Molecules” DPP may help hair regrowth by improving blood vessel function under stress.
August 2014 in “Journal of clinical & experimental dermatology research” Platelet-released growth factors can treat hair loss by activating hair follicle stem cells, blocking certain pathways, and controlling inflammation and fibrosis.
3 citations
,
June 2017 in “Medical lasers” A treatment combining laser energy and injections improved hair loss and unexpectedly also reduced hair graying.
41 citations
,
November 2015 in “The journal of investigative dermatology. Symposium proceedings/The Journal of investigative dermatology symposium proceedings” Diphenylcyclopropenone (DPCP) can help regrow hair in many alopecia areata patients but may cause side effects and relapses.
April 2018 in “Radiotherapy and Oncology” Prostaglandin helps regenerate hair follicles after radiation damage.