May 2026 in “Journal of Medicinal Food” Hydrolyzed keratin peptide improves hair growth and health.
7 citations
,
September 2020 in “International Journal of Cosmetic Science” Different sizes of keratin peptides can strengthen hair, with smaller ones possibly increasing volume and larger ones repairing damage.
5 citations
,
January 2017 in “Elsevier eBooks” The document concludes that cosmetics need biocompatible, eco-friendly ingredients due to aging populations and demand for effective products.
January 2026 in “International Journal of Biological Macromolecules” Small KP peptide improves hair without reducing agents, while larger proteins need them for better results.
September 2018 in “University of the Arts London Research Online (University of the Arts London)” L-arginine, hydrolysed keratin, and cystine-silanol copolymer can help protect hair from damage during and after bleaching.
11 citations
,
January 2015 in “Skin pharmacology and physiology” Eating collagen peptides may help with skin and hair growth.
December 2022 in “Deleted Journal” Sheep wool keratin solution safely and effectively promotes hair growth.
January 2013 in “Sen'i Gakkaishi” Microfibrils are key for permanent waves, and hydrolyzed keratin improves wave formation and hair condition.
November 2024 in “Journal of Functional Foods” AP collagen peptides improve hair elasticity and gloss.
10 citations
,
February 2018 in “Royal Society Open Science” Modified wheat protein in shampoo repairs and smooths damaged hair effectively.
July 2024 in “International journal of agriculture and food sciences research.” The new fish peptide conditioner significantly improves and repairs damaged hair better than a commercial wheat protein conditioner.
16 citations
,
October 2021 in “Trends in biotechnology” Future hair products will use ecofriendly proteins and peptides to improve hair health and appearance.
June 2023 in “Historical records of Australian science/Historical Records of Australian Science” George Ernest Rogers was a notable scientist who made important discoveries about hair and wool proteins.
November 2025 in “Repositorio Comunidad Politecnico Grancolombiano” Milagros enterprise Group S.A.S. plans to expand globally by exporting its Professional Intensive Repair Mask to Mexico, France, and the U.S.
38 citations
,
October 2011 in “Analytical biochemistry” Hair proteins have weak spots in their α-helical segments.
3 citations
,
January 2021 in “ScienceAsia” Using an enzyme and keratin treatment can significantly repair and strengthen damaged hair.
11 citations
,
February 2018 in “Amino acids” Copper and iron cause keratin damage in hair by converting methionine to homocysteine.
March 2026 in “Food, Nutrition and Health.” Collagen peptides may help reduce skin aging by improving elasticity and hydration.
March 2016 in “Institutional Repositories DataBase (IRDB)” Collagen peptides may promote hair growth by activating certain genes in the skin.
Human hair keratins can be turned into useful 3D biomedical scaffolds through a freeze-thaw process.
Human hair keratins can self-assemble and support cell growth, useful for biomedical applications.
150 citations
,
August 1992 in “Genes & Development” TNF alpha in skin cells causes weight loss, hair and fat issues, and skin inflammation in mice.
40 citations
,
July 2015 in “Journal of Cellular Biochemistry” Cysteine helps maintain keratin production in skin cells even when iron is low.
7 citations
,
February 1998 in “Polymer journal” Keratin structure in hair is stable at pH 5-6 but disrupts between pH 6-7.
December 2025 in “The American Journal of Medical Sciences and Pharmaceutical Research” Ultrasonic and infrared treatments can improve hair strength and appearance with minimal damage.
November 2025 in “Quality in Sport” Collagen supplements improve skin, hair, and nails, especially with vitamin C and minerals.
4 citations
,
January 2021 in “Skin appendage disorders” Hair straightening can damage hair and pose health risks, including exposure to carcinogens and hair loss.
October 2020 in “Veterinary Dermatology” New treatments and diagnostic methods for various animal skin conditions showed promising results.
176 citations
,
August 2015 in “The journal of allergy and clinical immunology/Journal of allergy and clinical immunology/The journal of allergy and clinical immunology” Alopecia areata involves immune activation in the scalp, suggesting treatments targeting TH1, TH2, and IL-23 pathways.
11 citations
,
January 2014 in “The Scientific World Journal” Cynatine HNS improves hair and nail quality in 90 days.