March 2010 in “Cosmetic Dermatology” Hair straightening methods have advanced to improve effectiveness and reduce damage, but still rely on heat and chemicals.
2 citations
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September 2021 in “International Journal of Ayurvedic Medicine” In this study, most participants began using chemical hair dyes at a young age, experiencing adverse effects, but continued due to the perceived importance of hair color.
55 citations
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March 2007 in “Journal of cosmetic dermatology” This review discusses the historical development of hair straightening products for Afro-ethnic hair and reports no new research findings.
March 2005 in “Journal of the American Academy of Dermatology” This study found that reintroducing certain depleted amino acids into weathered hair using cosmetic treatments can strengthen the hair, improving its look and feel and reducing damage and breakage.
42 citations
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January 2011 in “Journal of Biomedical Optics” This study demonstrates that spatially resolved IR and Raman imaging can effectively reveal the molecular structure and composition of untreated human hair, providing insights into its chemistry and structural integrity.
June 2012 in “International journal of scientific research” In this study, Raman micro-spectroscopy did not support the hypothesis of structural changes in hair follicles due to miniaturization in women with androgenetic alopecia.
1 citations
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July 2005 in “Drugs and the pharmaceutical sciences” Targeting drugs to hair follicles can treat skin conditions, but reaching deep follicle areas is hard and needs more research.
April 2019 in “Progress in Crystal Growth and Characterization of Materials” Hair grows like a crystal at a solid-liquid interface without cell division.
3 citations
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January 2004 in “Sen i Gakkaishi” This study found that adding dithiodiglycolic acid to the hair straightening process decreased chemical damage and preserved the structural integrity of the hair matrix compared to using thioglycolic acid alone.
March 2026 in “International Journal of Science and Research Archive” In this article, the authors describe how hair coloring in 2026 has transformed into a sophisticated, scientifically precise process involving advanced techniques, pre-treatment diagnostics, and careful chemical management for safe application.
May 2024 in “International Journal of Cosmetic Science” This study found that using near-infrared optics, specifically in the second NIR window, allows for effective noninvasive evaluation of intra-hair damage caused by cosmetic treatments, demonstrating distinct damage types and changes in hair condition due to chemical or thermal processes.
17 citations
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December 2019 in “Stem Cells International” This review examines the recent progress in using bioactive molecules for skin regenerative medicine and reports no new clinical results; the authors suggest this method could become a promising strategy for in situ skin regeneration.
8 citations
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June 1995 in “Helvetica Chimica Acta” This article outlines the synthesis of spiro[cyclohexane‐1,2′‐[2 H ]indene] derivatives similar to known steroid 5α‐reductase inhibitors, but it does not report experimental findings.
November 2025 in “International Journal of Biological Macromolecules” This study introduced an eco-friendly enzymatic hair dyeing process utilizing laccase-catalyzed polymerization of hematoxylin, achieving intense, long-lasting color comparable to commercial dyes while enhancing hair strength and offering antioxidant and UV-shielding benefits.
4 citations
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July 2022 in “International Journal of Cosmetic Science” This study found that the moisture sorption and desorption process can differentiate between cosmetic treatments of hair and provide insights into hair fibre structure changes, with bleaching causing greater symmetry breaking than perming.
50 citations
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March 2001 in “Clinics in dermatology” This paper reviews the complex anatomy and development of human hair and emphasizes the need to understand these processes for interpreting drug incorporation into hair, with no new clinical results reported.
October 2015 in “Cosmetic Dermatology” This review examines the science and technology behind temporary and permanent hair straightening, discussing the processes, potential advancements, and considerations for reducing adverse effects, but does not report new research findings.
1 citations
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December 2022 in “Middle East Journal of Science” This review covers hair dye formulations, their mechanisms, and potential applications, but reports no new findings; the authors highlight the process of oxidative dyeing and repairing damaged hair.
December 2025 in “Zenodo (CERN European Organization for Nuclear Research)” This review highlights the growing popularity and benefits of herbal shampoos, which use plant-based extracts to provide a gentle, effective, and environmentally friendly alternative to conventional chemical shampoos, promoting hair health and eco-sustainability.
21 citations
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February 2019 in “Experimental Dermatology” The authors conclude that optimizing hair shaft production and appearance may best be achieved by integrating biological, chemical, and physical intervention strategies.
September 2010 in “International Journal of Cosmetic Science” This study describes a microfluorometric method to quantify lipid removal and reattachment on human hair during light exposure and chemical treatments, altering hair surface properties from hydrophobic to hydrophilic.
5 citations
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April 2018 in “Chem” This study introduced a novel graphene-based hair dye that is non-reactive, non-invasive, and eliminates toxic chemicals, while providing durable color, antistatic properties, and efficient heat dissipation, even after 30 washes.
December 2025 in “Zenodo (CERN European Organization for Nuclear Research)” This study examined the thermal conductivity of human hair using the Modified Transient Plane Source method, highlighting how frequent thermal, mechanical, and chemical treatments can damage hair by weakening its structure, particularly through changes in keratin that reduce elasticity.
December 2000 in “Kirk-Othmer Encyclopedia of Chemical Technology” This paper reviews various aspects of hair care products, including formulations, regulations, categories, and safety, without reporting new clinical findings.
1 citations
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December 2024 in “Methods in molecular biology” This study described a method using sodium dodecanoate and high levels of reductant to process hair shaft proteomes, allowing analysis of genetic, developmental, and forensic information beneficial to various scientific fields.
2 citations
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January 2011 This study found that the primary mechanism behind hair relaxation in Afro-hair is the alkali-induced denaturation of helical filaments, leading to spontaneous straightening.
1 citations
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March 2025 in “Biomedical Journal of Scientific & Technical Research” This publication overview describes the Biomedical Journal of Scientific & Technical Research's rigorous peer review process and their focus on genetic, biomedical, and technical knowledge research within an open access format, but does not report specific study results.
January 2024 in “Molecules (Basel. Online)” In this study, researchers examined juglone's potential as a restoring agent for hair keratin damaged by permanent or bleaching treatments, finding that juglone formed Michael adducts with cysteine residues, leading to a more regular hair surface as observed via IR spectroscopy and SEM analysis.
9 citations
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February 2021 in “Frontiers in Cell and Developmental Biology” This review discusses the role of tissue mechanics and extracellular matrix in skin aging processes and highlights potential therapeutic strategies, but reports no new clinical results.
June 2026 in “Zenodo (CERN European Organization for Nuclear Research)” This study reviews the traditional and emerging medicinal uses of Clitoria ternatea Linn., highlighting its extensive chemical composition and potential health benefits, but notes the lack of human trial evidence and the need for better testing methods to ensure consistent quality and efficacy.