December 2025 in “Biopolymers” Heat worsens damage in chemically treated hair, especially bleached and straightened hair.
35 citations
,
February 2003 in “Biochimica et Biophysica Acta (BBA) - General Subjects” Lead can help reveal and organize lipids in human hair.
41 citations
,
January 2018 in “Advances in experimental medicine and biology”
June 2025 in “Current Issues in Molecular Biology” Minoxidil, caffeine, and biotin can improve hair shine by restoring certain genes.
July 2025 in “Scientific Reports” Fermented grapeseed oil effectively repairs and protects chemically damaged hair.
November 2024 in “Journal of Functional Foods” AP collagen peptides improve hair elasticity and gloss.
74 citations
,
July 2008 in “Journal of Dermatological Case Reports” Trichoscopy is a quick and easy way to diagnose most genetic hair problems without invasive methods.
73 citations
,
October 2013 in “International Journal of Cosmetic Science” Chemical hair straightening can damage hair and health, needing safer alternatives and stricter regulations.
53 citations
,
July 2016 in “Cosmetics” Future hair cosmetics will be safer and more effective.
51 citations
,
January 2007 in “The journal of investigative dermatology/Journal of investigative dermatology” Scientists discovered a unique hair protein, KAP24.1, with a special structure, found only in the upper part of hair cuticles.
21 citations
,
February 2019 in “Experimental Dermatology” Different fields of expertise must work together to better understand hair growth and create effective hair loss treatments.
15 citations
,
August 2020 in “Analytical chemistry” Hair lipids do not protect against humidity.
1 citations
,
December 2023 Hair grows in cycles and changes with age, starting from fetal development.
October 2024 in “Cosmetics” Afro-textured hair needs personalized care due to its unique genetic traits.
3 citations
,
November 2021 in “Applied Microscopy” Hair microscopy is a simple and cost-effective method to help diagnose systemic diseases in children.
34 citations
,
September 2007 in “Experimental Dermatology” The outer layer of Merino wool is rich in sulfur proteins, making it resistant to damage.
25 citations
,
May 2019 in “Cosmetics” 18-MEA and cationic surfactants can restore and maintain hair's hydrophobic nature, improving its beauty and feel.
75 citations
,
November 1965 in “Textile research journal” Papain and bisulfite break down human hair by dissolving parts of it.
40 citations
,
April 1999 in “Journal of Histochemistry & Cytochemistry” S100A3 protein is mainly found in specific parts of human hair cells.
30 citations
,
April 2009 in “Mycoses” Microsporum gypseum fungus breaks down keratin in hair by digesting it enzymatically, starting with less keratinized parts.
30 citations
,
January 1994 in “Micron” Mature hair surfaces are formed by keratinized cells with developed layers, not just modified plasma membranes.
15 citations
,
October 2004 in “Colloids and surfaces. B, Biointerfaces” Holes in mature hair are likely caused by the removal of substances during hair care.
10 citations
,
January 2010 in “International journal of trichology” Keratin-associated proteins are part of the developing hair fiber cuticle.
8 citations
,
January 2016 in “Journal of fiber science and technology” Bleaching hair increases cysteic acid levels in a predictable way.
3 citations
,
January 1998 in “ACTA HISTOCHEMICA ET CYTOCHEMICA” Hair keratins are mainly on macrofibrils in the cortex and in the endocuticle in the cuticle.
March 2026 in “Journal of the mechanical behavior of biomedical materials/Journal of mechanical behavior of biomedical materials” Hair cuticles remain stable and resilient under stress due to strong protein content and crosslinking.
July 2016 in “Indian journal of science and technology” Neonate scalp hair is thinner, lacks a medulla, and has smaller follicles compared to adult hair.
May 2022 in “Experimental dermatology” Trichothiodystrophy hair is structurally abnormal with protein and organization issues.
28 citations
,
July 1980 in “British Journal of Dermatology” The hair disorder was caused by abnormal protein formation, making hair easily damaged.
20 citations
,
January 2015 in “Journal of cosmetic dermatology” Older people's hair cuticles get more easily damaged and lose protective oils, especially in their 40s and 50s.