146 citations
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May 2002 in “The American journal of pathology” Cathepsin L is essential for normal hair growth and development.
14 citations
,
October 2020 in “Scientific reports” Hair greying is linked to reduced ATM protein in hair cells, which protects against stress and damage.
33 citations
,
September 2017 in “Molecules” Red ginseng oil and its components help promote hair regrowth and could treat hair loss.
1 citations
,
January 2023 in “Life sciences” GABA contributes to stress-related hair loss, and ginkgolide A may help treat it.
9 citations
,
January 2021 in “International Journal of Medical Sciences” Sox10 is important for hair follicle development and hair growth cycles.
30 citations
,
April 2013 in “Journal of Investigative Dermatology” Radiation mainly affects keratinocyte stem cells, not melanocyte stem cells, causing hair to gray.
August 2016 in “Journal of Investigative Dermatology” Zinc deficiency disrupts hair growth and cycle, but zinc supplements can fix this.
April 2013 in “Developmental Cell” Brg1 is crucial for keeping hair follicle stem cells and repairing skin, working with the Sonic Hedgehog pathway to promote hair growth.
159 citations
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July 2006 in “Endocrine Reviews” Estrogens significantly influence hair growth by interacting with receptors in hair follicles and may help regulate the hair growth cycle.
20 citations
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January 1979 in “Journal of Experimental Zoology” Plucking hair speeds up the next hair growth, but hormones can change this timing.
159 citations
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December 2007 in “American Journal of Pathology” Stress-related substance P may lead to hair loss and negatively affect hair growth.
July 2023 in “Journal of Microbiology and Biotechnology” Terminalia bellirica extract may help promote hair growth and prevent hair loss caused by testosterone.
10 citations
,
January 2013 in “Journal of The European Academy of Dermatology and Venereology” The home-use IPL device effectively reduced hair and delayed its regrowth after six months of use, with users happy and no negative side effects.
9 citations
,
February 2019 in “BMC cancer” M30 is a promising treatment for preventing hair loss during chemotherapy.
September 2025 in “International Journal of Science and Research (IJSR)” Stress causes hair loss by disrupting hair growth cycles, and combining medical and cosmetic treatments can help manage it.
February 2025 in “Chemico-Biological Interactions” 5-Fluorouracil causes hair loss by blocking signals needed for hair growth.
2 citations
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January 2012 in “InTech eBooks” Chemotherapy often causes hair loss, which usually grows back within 3 to 6 months, but there's no effective treatment to prevent it.
6 citations
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August 2007 in “Journal of Surgical Research” Mice genetically modified to produce more Del1 protein had faster hair regrowth.
20 citations
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January 2015 in “Current problems in dermatology” Graying hair happens due to aging and might be delayed by new treatments.
7 citations
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October 2006 in “Medical hypotheses” UV light might cause excessive hair growth by increasing PGE2 in the skin.
19 citations
,
December 2018 in “Experimental and Molecular Medicine” Small molecule IM boosts hair growth by changing stem cell metabolism.
25 citations
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September 2014 in “Biological Research” Arctiin helps protect hair cells from damage and death caused by oxidative stress.
161 citations
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August 2012 in “Seminars in cell & developmental biology” Hair growth and development are controlled by specific signaling pathways.
April 2023 in “Journal of Investigative Dermatology” CD206+ macrophages are crucial for hair growth in alopecia areata treatment.
7 citations
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July 2020 in “Pigment cell & melanoma research” RT1640 treatment reverses gray hair and promotes hair growth in mice.
14 citations
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January 2016 in “Biochemical and Biophysical Research Communications” Ginsenoside Re from ginseng may help hair grow by blocking a specific growth-inhibiting pathway.
32 citations
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June 2015 in “PLOS ONE” Olive leaf compound oleuropein helps grow hair in mice.
55 citations
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January 2016 in “Annals of Dermatology” Microneedle stimulation can increase hair growth in mice.
26 citations
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December 1999 in “Journal of Investigative Dermatology” Certain genes are linked to wool follicle structure and function, but not hair cycle regulation.
61 citations
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March 2003 in “American Journal Of Pathology” Stress can cause hair loss and skin issues by affecting hair growth cycles.