5 citations
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April 2005 in “Journal of applied polymer science” PEI diffuses into hair at a constant rate, and urea speeds up this process.
January 2024 in “Journal of Cosmetics, Dermatological Sciences and Applications” Injecting a peptide-hyaluronic acid mix improved hair growth in men with hair loss and was safe.
15 citations
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January 2020 in “ACS Applied Materials & Interfaces” Nanofiber structure helps regenerate hair follicles.
1 citations
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November 2023 in “Cosmetics” Surfactants damage hair, but sealing the cuticle can prevent this.
March 2026 in “DergiPark (Istanbul University)” Biotinoyl tripeptide-1 nanoparticles protect hair from heat damage.
1 citations
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January 1984 September 2023 in “Pharmaceutics” The new face mask with Eflornithine can potentially reduce facial hair growth and moisturize skin.
25 citations
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December 1973 in “Biochemical Journal” Guinea-pig hair and follicle proteins are mostly similar, but follicles have more group 2 proteins and fewer group 3 and 4 proteins.
Polyglutamic acid is a valuable, sustainable ingredient for skincare and haircare products.
7 citations
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May 2022 in “PLOS ONE” Certain genes and pathways are linked to the production of finer and denser wool in Hetian sheep.
26 citations
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December 1990 in “Journal of Biological Chemistry” Two specific genes are more active during hair growth in mice.
January 1991 in “Acta Dermato Venereologica” A new method effectively visualizes keratin in hair without harsh chemicals.
22 citations
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November 2014 in “Proteins Structure Function and Bioinformatics” Cysteines in wool fibers are accessible and form important disulfide bonds.
1 citations
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January 2010 in “DOAJ (DOAJ: Directory of Open Access Journals)” Silibinin at 0.5 μg/ml helps hair follicle stem cells turn into neurons.
4 citations
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January 2025 in “Journal of Materials Chemistry B” The hydrogel effectively treats complex wounds by promoting healing and preventing infection.
13 citations
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July 2017 in “Biopolymers” Recombinant keratins can form useful structures for medical applications, overcoming natural keratin limitations.
11 citations
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January 2006 in “Journal of the American Leather Chemists Association” Oxidizing agents break down keratin in wool and hair, causing swelling and increased solubility.
Encapsulating hair follicle cells in a special gel boosts their activity.
April 2023 in “Journal of Investigative Dermatology” The new recombinant human collagen can help slow skin aging and repair skin, while also controlling inflammation.
31 citations
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December 2021 in “Materials” The gels improved wound healing in diabetic mice but need human trials.
February 2025 in “Folia Medica” Synthetic hyaluronic acid speeds up wound healing.
1 citations
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February 2009 in “Journal of Investigative Dermatology” Lipase H is important for hair follicle function and shaping hair fibers.
June 2025 in “OPAL (Open@LaTrobe) (La Trobe University)” The RHC complex with nicotinamide promotes hair growth and health.
4 citations
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January 2020 in “Elsevier eBooks” Natural polymers can protect, repair, and promote hair regrowth.
December 2021 in “Journal of natural fibers” The conclusion is that new methods for isolating hair cuticle cells and removing the cuticle layer are effective and convenient.
5 citations
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July 2019 in “Clinical and experimental dermatology” Adding collagenase to trypsin improves cell yield and repigmentation in vitiligo treatment.
January 2026 in “EJC Skin Cancer” The serum effectively improves hair growth and is well-tolerated for post-cancer hair loss.
May 2026 in “Journal of Health Sciences and Medicine” Biotinoyl tripeptide-1 nanoparticles effectively protect hair from heat damage.
January 2015 in “한국미용학회지” Taking enzyme food and collagen together improves hair health in middle-aged women.
March 2010 in “International Journal of Cosmetic Science” Disulfide bonds affect the melting behavior of hair's crystalline structure, but hair retains some stability even after these bonds are broken.