February 2026 in “Journal of the Korean Society of Cosmetology” This study found that the viscosity of silicone oil in hair treatments significantly affects wave curling performance and hair damage, with untreated and chemically treated hair showing different optimal viscosities.
June 2017 in “University of the Arts London Research Online (University of the Arts London)” This study compared the effects of three compounds on structural and sensory benefits for bleached hair when applied with or after bleaching, observing that their application may mitigate bleaching-induced damage.
January 2015 in “Springer eBooks” Hair damage shows as fragility, dullness, and discoloration, varies by ethnicity, and is worsened by cosmetic procedures and diseases.
March 2026 in “DergiPark (Istanbul University)” In this study, BTP-loaded solid lipid nanoparticles were developed and shown to protect hair from heat-induced damage by enhancing cuticle integrity and thermal resistance in simulated thermal straightening conditions.
66 citations
,
September 2005 in “Photochemical & photobiological sciences” This review discusses the current understanding of hair photodamage and photodegradation and reports no new findings; it highlights unresolved questions about radiation effects and melanin's role in different hair types.
46 citations
,
January 2009 in “Textile Research Journal” This study presents a DNA-analytical method that can reliably identify and differentiate cashmere, fine wool, yak, and camel hair fibers in both untreated and processed samples.
43 citations
,
September 2001 in “Scanning” Hair treatments like bleaching increase friction by exposing tiny pores on the hair surface.
42 citations
,
January 2009 in “Colloids and Surfaces B: Biointerfaces” This study found that dimethylpabamidopropyl laurdimonium tosylate, a quaternary ammonium surfactant, adsorbs onto human scalp hair with kinetic and isotherm behaviors fitting specific models, changing hair fiber wettability from hydrophobic to hydrophilic.
29 citations
,
August 2005 in “Biopolymers” In this study, researchers found that L-cysteine interacted electrostatically with anionic ions on the surface of keratin fibers in human hair, reducing the rate of disulfide bond disconnection at pH 9.0.
28 citations
,
December 2010 in “Langmuir” Hair fibers interact through classical forces, which are influenced by treatments and products, important for hair care and other applications.
21 citations
,
January 2012 in “Biological and Pharmaceutical Bulletin” This study found that using a combination of iontophoresis and liposomal delivery facilitated the effective intradermal administration of superoxide dismutase in rats, reducing oxidative skin damage from UV exposure.
11 citations
,
February 2019 in “Frontiers in Physiology” This review explores the complex interrelationships among different properties of natural hair fibers and underscores the need for a holistic taxonomy to improve data interpretation across disciplines, but it reports no new experimental results.
8 citations
,
November 2022 in “International Journal of Cosmetic Science” This review discusses the limitations of current hair classification systems and highlights the need for standardized reporting of key hair characteristics to improve study comparisons; it reports no new results.
8 citations
,
November 2019 in “Journal of Natural Fibers” This study found that reinforcing clayey soil with human hair fibers increased its strength significantly, both before and after freeze-thaw cycles, suggesting its potential use in cold climate zones.
8 citations
,
December 2003 in “Materials Research-ibero-american Journal of Materials” Polyquaternium 7® builds up on hair, improving its look and feel, and AFM is good for measuring these changes.
4 citations
,
November 2017 in “Journal of Cosmetic Dermatology” This study found that polyquaternium-68 at pH 9 achieved the greatest hair deposition, while polyquaternium-44 demonstrated the best wash resistance at pH 6.
4 citations
,
April 1955 in “Textile Research Journal” This study found that the extent of reducing agents' effects on hair fibers was linked to the electrode potential of the reagents used.
3 citations
,
January 2018 in “Open Access Macedonian Journal of Medical Sciences” In this study, the use of Biofibre hair implants showed significant improvements in scalp coverage and Hamilton scale grading for 97.94% of male and female patients with androgenetic alopecia after two years, with minimal and manageable side effects reported.
January 2025 in “Exploratory Animal and Medical Research” Among adult male rats, this study found that combined exposure to lithium carbonate and lead acetate over 28 days led to synergistic cardiotoxic effects, evidenced by oxidative stress, ECG abnormalities, and molecular markers of increased apoptosis, despite no observable structural damage to myocardial tissue.
10 citations
,
January 2007 in “Dermatologic Surgery” The study reported that using polyamide hair fiber implants may be an effective adjunctive treatment for scalp scars, with most patients experiencing no complications.
October 2023 in “International journal of research in dermatology” This study found that after using Mintop Shampoo for 10 wash cycles, significant improvements in hair detangling, combability, static reduction, shine, softness, smoothness, bounce, tensile strength, and percentage elongation were observed compared to the initial damaged state.
January 2007 in “Dermatologic Surgery” This study found that implanting polyamide hair fibers may serve as a supplementary treatment for scalp scars, with most cases showing favorable outcomes and manageable complications.
2 citations
,
December 2019 in “Textile Research Journal” This study found that L-cystine-modified rabbit hair fibers had improved dye adsorption and spinnability, due to changes in secondary structure and surface characteristics.
34 citations
,
May 2021 in “Journal of Nanobiotechnology” This study found that electrospun short fibrous sponges effectively mimic the 3D extracellular matrix, promoting tissue regeneration, angiogenesis, and wound healing in diabetic rats better than 2D fiber membranes.
23 citations
,
June 2017 in “Rejuvenation Research” In this study, minoxidil treatment in aged mice increased elastin expression and improved aortic structure and function, suggesting its potential for arterial remodeling in aging.
13 citations
,
March 2006 in “International Journal of Cosmetic Science” The study found that a polymer treatment changes the charge on hair surfaces, making bleached hair smoother and less porous.
12 citations
,
December 2017 in “Food and chemical toxicology” This study found that mixtures used in permanent hair dyes had irritant effects on reconstructed human epidermis, while individual ingredients alone did not.
9 citations
,
November 2015 in “Key Engineering Materials” This abstract discusses the challenges faced by the wool industry in Baluchistan, Pakistan, highlighting the need for improved education and technical resources for wool shearing and processing, but reports no new research results.
8 citations
,
January 2012 in “International journal of polymer analysis and characterization/IJPAC. International journal of polymer analysis and characterization/IJPAC. International journal of analysis and characterization” This study found that hydrogenated palm oil effectively conditions damaged hair by preventing water-induced swelling, with TOF-SIMS analysis showing that its component tripalmitin penetrates the hair's cuticle and outer cortex.
5 citations
,
February 2015 in “Journal of Bio- and Tribo-Corrosion” This study found that plasma jets can effectively clean and oxidize human hair fibers, with argon/oxygen plasma having the strongest effects, suggesting potential as an alternative to peroxide treatment.