March 2024 in “Journal of functional foods” Collagen peptides from marine and bovine sources may help prevent hair loss by affecting hair follicle stem cells differently.
Garlic can help hair grow by activating certain growth pathways, and it works whether you eat it or apply it to your scalp.
March 2022 in “International Journal of Trichology” Erlotinib can cause unusual hair growth, like long eyelashes and facial hair.
45 citations
,
March 2001 in “Journal of Investigative Dermatology” A new protein, mK6irs, is found in specific hair layers and may help understand hair growth and diseases.
31 citations
,
August 2000 in “Journal of Investigative Dermatology” Stem cells are key for hair follicle recovery.
29 citations
,
April 2000 in “Journal of histochemistry and cytochemistry/The journal of histochemistry and cytochemistry” ICAM-1 helps regulate hair growth cycles and skin remodeling.
May 2024 in “Molecules/Molecules online/Molecules annual” Plant extracts can help prevent hair loss and promote hair growth.
352 citations
,
August 2003 in “Proceedings of the National Academy of Sciences” Nestin is found in hair follicle progenitor cells, linking them to neural stem cells.
35 citations
,
January 2011 in “Journal of Biological Chemistry” sPLA2-X is crucial for normal hair growth and follicle health.
10 citations
,
May 2021 in “Clinical, cosmetic and investigational dermatology” UV exposure causes hair thinning, graying, and changes in hair growth cycles in mice.
8 citations
,
January 2016 in “Journal of Investigative Dermatology” The research created a model to understand human hair growth cycle, which can help diagnose and treat hair growth disorders and test potential hair growth drugs.
October 2025 in “International Journal of Molecular Sciences” Rebamipide may help regrow hair by activating hair follicle stem cells.
18 citations
,
October 2017 in “PLOS ONE” The study concluded that similar pathways regulate hair growth in dogs and mice, and these pathways are disrupted in dogs with Alopecia X, affecting stem cells and hormone metabolism.
11 citations
,
May 2012 in “Genesis” Bmpr2 and Acvr2a receptors are crucial for hair retention and color.
8 citations
,
September 2021 in “EMBO Molecular Medicine” A new small peptide may help hair growth by activating a specific receptor and should be tested in humans.
3 citations
,
August 2025 in “Stem Cell Research & Therapy” Adipose-derived stem cells show promise in treating hair loss by promoting hair regrowth and improving hair follicle function.
2 citations
,
March 2023 in “Biomedicine & pharmacotherapy” Platelet lysate effectively promotes hair growth and improves hair thickness in people with androgenetic alopecia.
February 2026 in “International Journal of Nanomedicine” Engineered exosomes with EGF and FGF improved hair growth in mice with hair loss.
March 2025 in “Molecular Medicine” Cholesterol helps hair grow by activating nerves and boosting hair follicle stem cells.
April 2024 in “Bioactive materials” New microneedle treatment with growth factors and a hair loss drug shows better and faster hair growth results than current treatments.
January 2024 in “Animals” Circular RNA ERCC6 helps activate stem cells important for cashmere goat hair growth by interacting with specific molecules in an m6A modification-dependent way.
Transplanted rat hair follicles grew hair and had increased but not fully restored nerve connections in mice.
July 2023 in “Biomolecules” The circadian clock plays a key role in hair growth and its disruption can affect hair regeneration.
136 citations
,
July 2014 in “Proceedings of the National Academy of Sciences of the United States of America” FGF5 gene mutations cause unusually long eyelashes by affecting hair growth regulation.
53 citations
,
February 2015 in “Journal of Investigative Dermatology” Ceramide Synthase 4 is essential for normal hair growth and preventing hair loss.
24 citations
,
September 2014 in “PloS one” Thyroid hormone receptors are essential for hair growth and wound healing.
11 citations
,
December 2021 in “Journal of Ginseng Research/Journal of ginseng research” Red ginseng oil is believed to have various health benefits and is safe, but more research is needed to fully understand how it works.
11 citations
,
November 2021 in “Clinical, Cosmetic and Investigational Dermatology” Resveratrol may help hair grow, but more research is needed.
2 citations
,
May 2022 in “Journal of trace elements in medicine and biology” Sodium pentaborate pentahydrate can increase hair growth and improve hair quality at certain doses.
1 citations
,
October 2022 in “Cureus” Over half of the participants in a Saudi Arabian survey experienced hair loss after COVID-19, affecting women and younger people more, with a small percentage feeling a severe impact on their lives.