43 citations
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October 1955 in “The journal of nutrition/The Journal of nutrition” Germ-free rats need biotin for growth and have different vitamin metabolism compared to regular rats.
23 citations
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January 2014 in “Molecular Therapy” Applying a special DNA plasmid to the skin can make it thicker and stronger.
January 2006 in “Chieh P'ou Hsueh Pao” Beta-catenin boosts hair follicle cell growth by increasing c-myc expression.
June 2022 in “Research journal of topical and cosmetic sciences” Trichovitals® supplement improves hair thickness, reduces hair loss, and promotes hair growth in young adults.
3 citations
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January 2024 in “In Vivo” Methionine is essential for hair maintenance in C57BL/6 mice.
7 citations
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April 2018 in “Molecular Medicine Reports” BeauTop helps hair grow by increasing certain growth factors.
32 citations
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March 2009 in “AAPS PharmSciTech” 54 citations
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November 1994 in “Differentiation” Trichohyalin is found in non-hair tissues and works with filaggrin in certain skin areas and conditions.
Mealworm protein helps fat cell development and may aid in metabolic health and hair growth.
3 citations
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November 2018 in “PubMed” People with TED often have low B12 levels and might benefit from B12 supplements.
26 citations
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September 2001 in “Journal of Investigative Dermatology” BSSP may help skin tumors grow and could be a marker or target for skin cancer treatment.
November 2025 in “Journal of Investigative Dermatology” NUL-5 may boost hair growth by improving hair follicle health and structure.
24 citations
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April 2016 in “Experimental Dermatology” Chemical treatments like dyeing, perming, and bleaching damage hair by altering amino acids and lipids.
1 citations
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August 2011 in “Planta Medica” Bimatoprost effectively promotes hair growth.
September 2025 in “Science Advances” PADI4 enzyme slows down cell growth in developing hair follicles.
8 citations
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May 2005 in “The American journal of dermatopathology/American journal of dermatopathology” The hair defect is due to abnormal inner root sheath keratinization.
May 2023 in “Research Square (Research Square)” Shi-Bi-Man activates hair follicle stem cells and promotes hair growth by changing lactic acid metabolism and other cellular processes.
70 citations
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February 2009 in “Biological Trace Element Research”
July 2025 in “Scientific Reports” Serotonin helps hair grow by activating certain cells.
10 citations
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January 2008 in “Biological and Pharmaceutical Bulletin” t-Flavanone may help hair growth by reducing a specific protein's activity in skin cells.
2 citations
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July 1999 in “JEADV. Journal of the European Academy of Dermatology and Venereology/Journal of the European Academy of Dermatology and Venereology” Proteolytic enzymes damaged hair follicle stem cells in transgenic mice.
3 citations
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January 1984
21 citations
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June 2011 in “Journal of child neurology” Valproic acid and carbamazepine do not change biotin or biotinidase levels but may lower zinc levels, still within normal range.
20 citations
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December 2019 in “International Journal of Molecular Sciences” HB-EGF boosts the hair growth ability of stem cells, making it a potential hair loss treatment.
27 citations
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April 2004 in “Biochemical and Biophysical Research Communications” Two new gene clusters important for hair formation were found on human chromosome 11.
1 citations
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November 2022 in “International journal of trichology” A girl with a rare skin condition improved after one month of treatment with acitretin.
7 citations
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January 1997 in “Bioscience Biotechnology and Biochemistry” Sheep hair follicle transglutaminases are calcium-dependent.
12 citations
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June 2011 in “Han-guk sikpum gwahakoeji/Han'gug sigpum gwahag hoeji/Han-guk sikpum gwahak hoeji” Lactobacillus plantarum-fermented plant extracts promote hair growth and thickness.
18 citations
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November 2005 in “Archives of Dermatological Research”
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.