4 citations
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August 2014 in “Journal of molecular structure” Chemical treatments on bleached black hair change its internal structure by breaking and reforming bonds, and treatments with hydrolyzed eggwhite protein help repair it.
38 citations
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January 2002 in “Biological & Pharmaceutical Bulletin” Lygodii Spora extract may help treat hair loss by blocking a hair loss-related enzyme and promoting hair growth.
5 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 damage hair follicles by detaching stem cells.
1 citations
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April 2006 in “International Journal of Oncology” Lysocellin helps stop cell damage from etoposide and may prevent hair loss.
16 citations
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June 1992 in “Journal of Investigative Dermatology” 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.
January 2026 in “Health Food & Biotechnology” A hair serum with 3% keratin from chicken feathers made hair smoother, shinier, and more elastic.
138 citations
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December 1976 in “Journal of Biological Chemistry” The enzyme from human skin can cross-link proteins and needs calcium to work.
1 citations
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January 2008 in “Massey Research Online (Massey University)” A successful enzyme depilation system needs a broad-spectrum protease that doesn't harm collagen VI.
11 citations
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April 1982 in “Journal of the Forensic Science Society” Enzyme presence in hair sheath cells decreases over time, affecting forensic analysis.
34 citations
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September 2007 in “Experimental Dermatology” The outer layer of Merino wool is rich in sulfur proteins, making it resistant to damage.
14 citations
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October 2011 L-Lysine may help with various health conditions, but results are inconsistent for herpes treatment and its potential in other therapies is still being explored.
3 citations
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February 1983 in “Journal of Investigative Dermatology” Hair plucking quickly increases antizyme, reducing a specific enzyme activity in rats.
1 citations
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September 2023 in “Laboratornye Zhivotnye dlya nauchnych issledovanii (Laboratory Animals for Science)” Avian yolk antibodies offer a promising, ethical alternative for disease prevention and therapy.
December 2025 in “Rapid Communications in Mass Spectrometry” Pepsin digestion improves accuracy in analyzing proteins in human hair.
34 citations
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April 2012 in “Molecular Biology Reports” The enzyme from Bacillus cereus can be used in detergents and leather processing.
October 2021 in “Austin journal of biomedical engineering” The material combining eggshell protein and scaffold helps wounds heal faster and regenerates tissue effectively.
100 citations
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March 2006 in “Journal of biological chemistry/The Journal of biological chemistry” Cystatin M/E strongly inhibits cathepsin V and cathepsin L, important for skin formation.
December 2025 in “Journal of Food and Pharmaceutical Sciences” White oyster mushroom extracts may help dissolve blood clots.
46 citations
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August 2022 in “Animals” miR-144-y and FOXO3 play key roles in skin and feather development in Zhedong White geese.
1 citations
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December 2022 in “Planta Medica” Combining enzymes papain and chymotrypsin with laser treatment reduces facial hair more effectively than laser alone.
10 citations
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January 2009 in “Scientific Electronic Library Online (São Paulo Research Foundation, Latin American and Caribbean Center on Health Sciences Information, Conselho Nacional de Desenvolvimento Científico e Tecnológico)” Eclipta alba extract effectively kills various harmful bacteria and fungi, including drug-resistant ones.
2 citations
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July 2025 in “Biopolymers” Eggshells can be used to sustainably and cheaply produce important compounds like glycosaminoglycans.
6 citations
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March 2018 in “Journal of Medicinal Food” Chicken egg yolk peptides can promote hair growth by increasing a specific growth factor.
125 citations
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February 1971 in “Biochemistry” Specific cross-linkages help make hair proteins stable and strong.
November 2025 in “Advanced Science” A new nanozyme using EGCG and L-arginine boosts hair growth by safely increasing beneficial oxidative stress.
2 citations
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March 2019 in “Experimental Techniques in Urology & Nephrology” Heptaminol may cause hair lightening in hemodialysis patients.
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.
October 2014 in “University of the Arts London Research Online (University of the Arts London)” Protein-derived ingredients can help strengthen bleached hair.
2 citations
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December 2019 in “Textile Research Journal” L-cysteine and ultrasound successfully improved rabbit hair fibers for industrial use.