January 2006 in “Actualidad laboral” Vitamin D3 analogs can stimulate hair growth in mice with alopecia.
17 citations
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August 2007 in “Bioorganic & Medicinal Chemistry Letters” A compound made by Pfizer can potentially stimulate hair growth and reduce oil production, making it a good candidate for topical use.
1 citations
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January 1996 Cysteine and arginine are essential for hair growth and thickness.
15 citations
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January 1971 in “British Journal of Dermatology” Hair can indicate early signs of metabolic disorders, with issues like protein deficiency stopping hair growth.
18 citations
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February 2001 in “Journal of International Medical Research” Hairgain® significantly increased hair growth and was well-tolerated by individuals with hair loss.
May 2018 in “International journal of cell science & molecular biology” Early anti-aging hair treatments should focus on anti-inflammatory agents and promoting healthy hair growth cycles.
April 2026 in “International Journal of Research in Pharmacology & Pharmacotherapeutics” Plant compounds may help hair growth and improve alopecia treatments.
11 citations
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October 2017 in “Journal of Investigative Dermatology” Applying certain inhibitors to the skin can promote hair growth without harming cells.
January 2019 in “Archives of dermatology and skin care” Biomimetic peptides were found to promote hair growth and prolong the growth phase in human hair follicles.
December 2007 in “FJ. Fragrance journal”
29 citations
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January 2016 in “Annals of dermatology/Annals of Dermatology” Arachidonic acid helps hair grow by increasing growth factors and improving follicle health.
31 citations
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January 2003 in “Dermatology” Steroidogenic isoenzymes may help improve treatments for common hair loss.
2 citations
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March 2022 in “PubMed” Nutrafol® and Viviscal® can slightly help hair growth in hair loss.
13 citations
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June 2020 in “International Journal of Molecular Sciences” HNG helps hair grow by keeping hair in the growth phase longer.
30 citations
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July 2010 in “Experimental Dermatology” Polyamines are important for hair growth, but more research is needed to understand their functions and treatment potential.
May 2013 in “International journal of innovative research and development” The document concludes that understanding hair's chemical makeup is key to creating effective hair growth products that also improve social confidence.
Applying thyroid hormones to the scalp can help hair grow.
January 2021 in “대한본초학회지(본초분과학회지)” Achyranthis Radix ethanol extract helps hair grow.
1 citations
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October 2025 in “Journal of Microbiology and Biotechnology” Natural extracts may promote hair growth with fewer side effects than conventional treatments.
4 citations
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April 1999 in “Dermatologic Clinics” Androgens, like DHT, affect hair growth and treatments like finasteride may help.
June 2024 in “The Journal of Nutritional Biochemistry” 1,25-(OH)2D3 helps hair grow by blocking certain harmful signals.
8 citations
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October 2020 in “International Journal of Molecular Sciences” Nonanal from fruits and vegetables promotes hair growth by increasing growth factors.
January 2016 in “프로그램북(구 초록집)” Hormones and neuropeptides affect hair growth, with androgens having opposite effects on beard and scalp hair.
46 citations
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April 1971 in “American Journal of Clinical Nutrition” Lack of protein causes hair root damage, but it can be reversed by eating protein again.
67 citations
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August 2005 in “Journal of Investigative Dermatology Symposium Proceedings” Androgens promote beard growth but cause hair loss in androgenetic alopecia, with TGF-β1 as a potential treatment target.
7 citations
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May 2021 in “Dermatologic Clinics” Nutraceuticals like Ashwagandha and Astaxanthin may help with hair loss, but supplement regulation is challenging.
May 2023 in “Elsevier eBooks” Some nutritional supplements may help thicken hair in people with hair loss, but taking too much can cause side effects.
7 citations
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January 2017 in “Journal of cosmetology & trichology” Good nutrition is crucial for healthy hair and can help with hair loss without medication.