April 2018 in “Journal of Investigative Dermatology” Fat under the skin can help hair grow longer, darker, and increase cell growth.
The estrogen receptor pathway controls hair growth cycles and affects skin cell growth.
April 2023 in “Journal of Investigative Dermatology” Proper cell death regulation is crucial for normal hair follicle regeneration and skin remodeling.
5 citations
,
January 2004 Stem cells help heal skin wounds by supporting tissue repair and regeneration.
67 citations
,
February 1994 in “Developmental dynamics” Specific proteins and molecules play key roles in the development of human hair follicles.
14 citations
,
June 2021 in “Journal of dermatological science” Argan press cake extract might help grow hair and protect hair cells from damage and inflammation.
8 citations
,
January 2016 in “Journal of Veterinary Medical Science” Lab-made tissues from dog fat stem cells can help grow hair by releasing a growth factor.
September 2017 in “Journal of Investigative Dermatology” RCS-01 is safe and may help rejuvenate aging skin.
192 citations
,
March 1998 in “British Journal of Dermatology” Minoxidil boosts growth factor in hair cells, potentially promoting hair growth.
29 citations
,
January 2021 in “Journal of nanobiotechnology” Tiny particles from brain cells help hair grow by targeting a specific hair growth pathway.
5 citations
,
January 2021 in “BioMed Research International” Noncrosslinked hyaluronic acid helps human hair cells grow and could be a potential hair loss treatment.
February 2026 in “Drug Delivery and Translational Research” Chitosan-coated nanocapsules improve minoxidil delivery for better hair regrowth.
Platelet-rich plasma helps human hair cells grow and survive better.
2 citations
,
January 1989 Researchers developed a method to grow skin-like tissue from hair cells.
November 2025 in “Journal of Investigative Dermatology” BTNL2 helps protect hair follicles from immune attacks.
November 2024 in “Journal of Investigative Dermatology” Adrenomedullin 2 stops cell growth and causes cell death in human hair follicles.
60 citations
,
August 2009 in “Journal of the American Academy of Dermatology” The term "porokeratotic adnexal ostial nevus" is proposed to unify overlapping skin conditions involving eccrine and hair follicles.
17 citations
,
December 2001 in “Journal of Investigative Dermatology” The osteopontin gene is active in a specific part of rat hair follicles during a certain hair growth phase and might affect hair cycle and diseases.
4 citations
,
July 2020 in “Biochemical and Biophysical Research Communications” A protein called ectodysplasin-A2 increases a hair growth inhibitor in balding cells, which could be a target for hair loss treatment.
September 2024 in “Vietnam Journal of Biotechnology” Astaxanthin may help protect hair cells from damage and prevent hair loss.
November 2025 in “The Journal of Immunology” BTNL2 helps protect hair follicles from immune attacks, which could aid in treating alopecia areata.
39 citations
,
December 2011 in “PLoS ONE” Radiofrequency exposure can stimulate hair growth by increasing IGF-1 in hair follicle cells.
28 citations
,
October 2011 in “International Journal of Molecular Medicine” Adenosine helps hair grow longer and stronger by boosting certain growth factors and signaling pathways.
154 citations
,
October 1996 in “Proceedings of the National Academy of Sciences of the United States of America” Estrogen affects hair growth and skin cell multiplication.
April 2017 in “Journal of Investigative Dermatology” Early and late matrix progenitors in hair follicles create different cell layers, with early ones forming the companion layer and later ones forming the inner root sheath and hair shaft.
December 2025 in “Molecules” DPP may help hair regrowth by improving blood vessel function under stress.
January 2024 in “Biological & pharmaceutical bulletin” Panax ginseng extract helps human hair grow by encouraging growth phase transition and cell proliferation while reducing certain protein expression.
3 citations
,
November 2022 in “Molecules/Molecules online/Molecules annual” The substances improved hair regrowth and protected hair cells in humans and mice.
143 citations
,
September 2008 in “Experimental gerontology” Skin aging is due to impaired stem cell mobilization or fewer responsive stem cells.
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.