October 2021 in “Digital Library of Theses and Dissertations (Universidade de São Paulo)” The active ingredient improves the strength of damaged hair fibers.
March 2005 in “International Journal of Cosmetic Science” DVI provides detailed 3D imaging of hair and shows how various products protect and enhance hair.
January 1991 in “Acta Dermato Venereologica” A new method effectively visualizes keratin in hair without harsh chemicals.
January 2023 in “SSRN Electronic Journal” The fibroin-based formulation strengthens and repairs chemically damaged hair.
June 2025 in “OPAL (Open@LaTrobe) (La Trobe University)” A new hair dye method uses polyphenols and oxidation to create a long-lasting brown color on gray hair.
25 citations
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October 1962 in “Journal of Ultrastructure Research” The hair follicle structure is more complex than thought, with new findings on protein formation.
3 citations
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March 2019 in “PubMed” Biofibre hair implants are safe, well-tolerated, and provide immediate cosmetic improvement for hair loss.
254 citations
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January 2007 in “Chemical Society Reviews” Hair is a complex protein fiber with unique properties useful for developing hair products.
10 citations
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February 2014 in “Fitoterapia” Pomiferin may improve skin and hair by increasing important protein production.
Giant axonal neuropathy changes the structure of keratin in human hair, making it stiffer and stronger.
4 citations
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June 2022 in “Journal of cleaner production” New eco-friendly method strengthens and sets hair using light and causes less damage.
February 2025 in “International Journal of Cosmetic Science” Protein carbonylation is a sensitive marker for oxidative damage in hair, especially from light exposure.
June 2025 in “Current Issues in Molecular Biology” Minoxidil, caffeine, and biotin can improve hair shine by restoring certain genes.
January 2026 in “International Journal of Cosmetic Science” Hair vibrancy involves how hair looks and feels, helping create better hair products.
1 citations
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May 2013 in “PubMed” Glycylglycine makes hair softer by improving alignment and changing hair's internal properties.
34 citations
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August 1966 in “Experimental cell research” Keratin fibrils in hair form and stop growing at specific points in the follicle.
7 citations
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October 2019 in “Frontiers in bioengineering and biotechnology” Fusion proteins can protect hair from heat damage.
64 citations
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January 2015 in “BioMed Research International” Certain growth factors can promote hair growth in mice by activating hair growth-related proteins.
October 2014 in “University of the Arts London Research Online (University of the Arts London)” Protein-derived ingredients can help strengthen bleached hair.
42 citations
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February 1996 in “Journal of Investigative Dermatology” Polyamines, especially spermidine, are essential for hair growth.
December 2007 in “FJ. Fragrance journal”
7 citations
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March 2007 in “International Journal of Dermatology” Targeting FGFR-1 with antisense oligonucleotides may help treat baldness by increasing hair follicle activity.
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.
20 citations
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September 2018 in “Journal of colloid and interface science” Modified keratin binds better to hair, especially bleached hair.
30 citations
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July 2000 in “PubMed” Hair has unevenly distributed proteins and lipids, with lipids mainly in the cuticle and proteins in the cortex and medulla.
17 citations
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July 2018 in “International Journal of Cosmetic Science” Keratin-based particles safely improve hair strength, smoothness, and heat protection.
15 citations
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January 1988 Hair follicles have unique proteins that vary by species and are influenced by nutrition.
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.
September 2018 in “Cosmetics” Inositol and arginine solutions improve hair follicle health and turnover.