5 citations
,
March 2023 in “Journal of Cosmetic Dermatology” Plantago asiatica L. extract can promote hair growth by enhancing the anagen phase.
6 citations
,
November 2013 in “International Journal of Radiation Biology” Gamma-rays exposure during the resting phase of hair growth can damage hair regeneration and color in mice.
November 2013 in “Institutional Repositories DataBase (IRDB)” Gamma-ray exposure during hair rest phase harms hair growth and color in mice.
18 citations
,
June 1992 in “Acta Histochemica” Human hair follicles have a unique cell distribution and differentiation pattern during growth.
8 citations
,
October 2017 in “Dermatology practical & conceptual” A spermidine-based supplement may help hair grow longer by keeping it in the growth phase.
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.
136 citations
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June 2006 in “Journal of Dermatological Science” PDGF isoforms can promote and sustain hair growth.
January 2025 in “MEDS Public Health and Preventive Medicine” Spermidine supplements can help extend the hair growth phase and may be useful for treating hair loss.
10 citations
,
November 2008 in “Veterinary Dermatology” The mouse hairy ears mutation causes longer ear hair due to changes in gene expression.
3 citations
,
April 2014 in “Journal of Dietary Supplements” CARI ONE helps start hair growth and makes hair follicles bigger and more numerous.
April 2021 in “Journal of Investigative Dermatology” Leontopodium alpinum extract may help reduce hair shedding by keeping hair in the growth phase longer.
November 2025 in “Journal of Microbiology and Biotechnology” Pea sprout extract may help hair regrow by reducing stress and inflammation.
14 citations
,
January 2017 in “Pharmacological Reports” TP0427736 may help treat hair loss by blocking a specific protein and promoting hair growth.
2 citations
,
September 2020 in “International Journal of Molecular Sciences” Removing certain hair follicle stem cells worsens skin reactions to allergens.
April 2023 in “The journal of investigative dermatology/Journal of investigative dermatology” Estetrol may help prevent hair loss and promote hair growth in women.
April 2016 in “Journal of Investigative Dermatology” Autophagy, a cell recycling process, is crucial for prolonged hair growth and could be a potential target for treating hair growth disorders.
January 2026 in “Chonnam Medical Journal” Escin helps keep hair follicles in the growth phase longer.
130 citations
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January 1994 in “Differentiation” Mouse hair follicle cells briefly grow during the early hair growth phase, showing that these cells are important for starting the hair cycle.
28 citations
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November 2012 in “Experimental dermatology” A protein complex called mTORC1 likely affects when hair growth starts in mice.
12 citations
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March 2021 in “Journal of Investigative Dermatology” TRPM5 is crucial for maintaining hair growth.
23 citations
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July 1997 in “British Journal of Dermatology” The inner root sheath is vital for hair follicle stability during growth changes.
April 2021 in “Current Topics in Nutraceutical Research” Citron seed oil may help prevent or treat hair loss by promoting hair growth and increasing hair density.
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.
7 citations
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January 2010 in “Animal” Angora goat hair grows faster and produces more protein than cashmere goat hair, and certain hormones and nutrients positively affect hair growth and protein synthesis.
November 2022 in “Journal of Investigative Dermatology” The extract of Silybum marianum, Manganese PCA, and Lespedeza capitata can boost hair growth and extend the growth phase when combined in a serum.
30 citations
,
October 2014 in “Experimental Dermatology” Leptin from skin fat can slow hair growth during certain phases.
176 citations
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September 2006 in “Stem Cells” BMP signaling prevents hair growth by stopping stem cell activation.
115 citations
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August 2008 in “The Journal of Clinical Endocrinology & Metabolism” Thyroid hormones help hair grow, reduce hair loss, and increase hair pigment.
24 citations
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November 2003 in “The FASEB Journal” Epimorphin helps start hair growth in mice.
305 citations
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December 2000 in “The EMBO Journal” Inhibiting Bmp signaling disrupts hair growth and differentiation.