September 2005 in “Journal of Investigative Dermatology” Ferulic acid helps stabilize vitamins C and E for better skin protection from the sun, certain compounds may promote hair growth, atopic dermatitis patients have lower skin defense molecules, older men are more likely to get a type of skin cancer, and a substance called relaxin may prevent age-related skin thickening.
98 citations
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June 2001 in “Journal of biological chemistry/The Journal of biological chemistry” A cluster of sulfur-rich hair protein genes was found on chromosome 17.
9 citations
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January 2018 in “Acta dermato-venereologica” A substance called poly(I:C) increases a protein called carbonic anhydrase II in skin cells, which might help with skin defense and healing.
46 citations
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August 2003 in “The journal of investigative dermatology/Journal of investigative dermatology” Phosphatidic acid may help hair grow by affecting cell growth pathways.
10 citations
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February 2019 in “Journal of cellular physiology” TGF-β2 helps yak hair follicles enter the regression phase, while HSP70 tries to prevent it.
July 2016 in “The journal of investigative dermatology/Journal of investigative dermatology” Scientists created a new 3D skin model from cells of plucked hairs that works like real skin and is easier to get.
60 citations
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December 2003 in “Journal of Investigative Dermatology” K6hf is found in specific parts of hair follicles, nails, and tongue, and is linked to hair growth and structure.
April 2024 in “Cellular signalling” Activating TRPMLs helps human cells important for hair growth and increases hair growth in mice.
September 2025 in “Pharmaceutics” Quercetin nanocrystal gel shows promise for hair regrowth in androgenetic alopecia.
July 2023 in “Current Issues in Molecular Biology” Escin may help treat hair loss by boosting a specific cell growth pathway.
6 citations
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July 2012 in “Experimental Dermatology” The substance from human hair root cells can help maintain hair growth and make skin cells more capable of growing hair.
1 citations
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April 2018 in “Journal of Investigative Dermatology” Fzd2 is important for skin and hair development through various signaling ways.
ACA from Alpinia galanga may prevent testosterone-related hair loss.
June 2026 in “Research Square” THBS4 helps hair grow by activating hair follicle stem cells.
75 citations
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October 2016 in “Genes & Development” Cells in hair follicles help create fat cells in the skin by releasing a protein called Sonic Hedgehog.
April 2018 in “The journal of investigative dermatology/Journal of investigative dermatology” Androgens increase growth factors in skin cells, which may lead to acne.
August 2024 in “Life Science Alliance” Helminth protein helps wounds heal better by reducing scarring and promoting tissue growth.
The combination therapy effectively improved acne keloidalis nuchae.
March 2025 in “Stem Cell Research & Therapy” A new microneedle treatment could effectively regrow hair in androgenic alopecia.
138 citations
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November 1977 in “Biochimica et Biophysica Acta (BBA) - Proteins and Proteomics” 53 citations
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June 2005 in “The journal of investigative dermatology/Journal of investigative dermatology” KAP genes show significant genetic variability, but its impact on hair traits is unclear.
July 2024 in “Journal of Investigative Dermatology” Allergic contact dermatitis may promote hair growth by activating hair follicle stem cells.
November 2025 in “Journal of Medicinal Chemistry” Topical PROTACs show promise for treating skin conditions but need better stability and delivery methods.
August 1994 in “Journal of dermatological science” Different substances affect hair and skin cell growth in various ways, with some promoting and others inhibiting cell proliferation.
17 citations
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August 2012 in “Archives of Pharmacal Research” Acankoreoside J from Acanthopanax koreanum may help promote hair growth.
1 citations
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January 2022 in “Italian journal of dermatology and venereology” The combination of arginine and zinc reduces hair loss and increases hair growth effectively.
125 citations
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February 1971 in “Biochemistry” Specific cross-linkages help make hair proteins stable and strong.
1 citations
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April 2021 in “Journal of Investigative Dermatology” The ingredients could help prevent hair loss by promoting hair growth and increasing VEGF secretion.
5 citations
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March 2019 in “Experimental dermatology” Activating TLR3 may help produce retinoic acid, important for tissue regeneration.
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November 1976 in “Journal of Investigative Dermatology”