October 2021 in “Journal of Investigative Dermatology” Edelweiss extract may help prevent hair loss and increase hair density.
112 citations
,
October 2005 in “Mayo Clinic Proceedings” Minoxidil and finasteride can slow hair loss and stimulate regrowth, but won't restore all lost hair or reverse complete baldness.
November 1998 in “Journal of The European Academy of Dermatology and Venereology” A man's skin cancer improved and some of his hair grew back after treatment with a special light therapy and a medication.
128 citations
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March 2006 in “American Journal of Pathology” Prolactin contributes to hair loss by promoting hair follicle shrinkage and cell death.
115 citations
,
August 2008 in “The Journal of Clinical Endocrinology & Metabolism” Thyroid hormones help hair grow, reduce hair loss, and increase hair pigment.
18 citations
,
January 2019 in “Experimental Dermatology” Certain cells outside the hair follicle's bulge area can quickly regenerate damaged hair follicles, potentially helping to reduce hair loss from cancer treatments.
19 citations
,
August 1993 in “Journal of Cutaneous Pathology” Alopecia causes smaller hair follicles and affects growth-related structures.
3 citations
,
April 2014 in “Journal of Dietary Supplements” CARI ONE helps start hair growth and makes hair follicles bigger and more numerous.
1 citations
,
April 2021 in “The journal of investigative dermatology/Journal of investigative dermatology” mTORC1 activity is important for hair growth and color, and targeting it could help treat hair loss and greying.
22 citations
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July 2019 in “PLOS ONE” Skin lymphatic vessels are essential for hair growth.
19 citations
,
November 2012 in “British Journal of Dermatology” Dopamine stops hair growth and pigment production in human scalp hair follicles.
33 citations
,
April 2005 in “British Journal of Dermatology” Aging alone barely affects the number of hair follicles, meaning hair loss is minimal without other conditions like androgenetic alopecia.
31 citations
,
February 2019 in “International Journal of Cosmetic Science” Caffeine applied to the scalp can protect hair follicles from UV damage.
4 citations
,
November 2020 in “BMC Dermatology” Researchers identified genes in scalp hair follicles that may affect hair traits and hair loss.
13 citations
,
August 1995 in “Australasian Journal of Dermatology” Hair follicles are smaller in people with androgenetic alopecia compared to those with normal scalps.
42 citations
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March 2018 in “PLOS Biology” Autophagy is important for human hair growth and health.
30 citations
,
May 2010 in “British Journal of Dermatology” Intermediate hair follicles are a better model for studying hair growth and testing hair loss treatments.
224 citations
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March 2006 in “Seminars in Cutaneous Medicine and Surgery” The document concludes that understanding hair follicle biology can lead to better hair loss treatments.
4 citations
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January 2018 in “Advances in Experimental Medicine and Biology” The document concludes that hair follicles have a complex environment and our understanding of it is growing, but there are limitations when applying animal study findings to humans.
124 citations
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August 1994 in “Journal of Investigative Dermatology” Dexamethasone speeds up hair loss in mice, while cyclosporin A slows it down.
1 citations
,
August 2016 in “Journal of Investigative Dermatology” Activating STAT5 in the skin's dermal papilla is key for starting hair growth, regenerating hair follicles, and healing wounds.
86 citations
,
June 2017 in “Stem cell investigation” Stem cells from hair follicles can safely treat hair loss.
42 citations
,
July 2014 in “Journal of biological chemistry/The Journal of biological chemistry” Heparan sulfate is important for hair growth, preventing new hair formation in mature skin, and controlling oil gland development.
25 citations
,
July 2016 in “The journal of investigative dermatology/Journal of investigative dermatology” Imiquimod cream activates hair follicle stem cells and causes early hair growth by changing immune cells and certain protein expressions.
30 citations
,
October 2021 in “Scientific Reports” Inhibiting glycogen metabolism can promote hair growth.
91 citations
,
May 2003 in “American Journal of Pathology” Prolactin affects hair growth cycles and can cause early hair follicle regression.
50 citations
,
August 1999 in “Experimental dermatology” The control system for hair growth cycles is not well understood and needs more research.
22 citations
,
April 2015 in “Current problems in dermatology” Human hair follicles have a unique metabolism that changes between growth stages and may contribute to baldness.
112 citations
,
July 1998 in “Journal of Investigative Dermatology” Ruby laser pulses best destroy hair follicles during the growth phase and effectiveness varies with laser intensity; melanin is key for targeting, and timing treatments can improve results.
6 citations
,
August 2019 in “PLOS ONE” Gambogic Amide helps maintain hair color and promotes hair growth.