April 2023 in “CRC Press eBooks” Hair care products mainly work on the hair's surface and need professional guidance for use.
February 1999 in “The anatomical record” Two mouse mutants have defective hair cuticle cross-linking.
130 citations
,
April 2003 in “Journal of Investigative Dermatology” Four specific keratins in hair follicles help understand hair structure and function.
20 citations
,
September 2004 in “Journal of Anatomy” The inner root sheath evolved to help hair grow safely through the skin in mammals.
January 2025 in “Dermatology Research and Practice” The treatment effectively repairs and strengthens damaged hair by restoring natural lipids.
July 2025 in “Journal of Cosmetic Dermatology” The model shows how heat damages hair, helping test hair care products.
84 citations
,
April 2002 in “Archives of Dermatology” Loose anagen hair syndrome may be caused by keratin gene mutations.
71 citations
,
June 2005 in “Journal of Investigative Dermatology” PAD enzymes play a key role in hair growth and structure.
October 2024 in “BMC Genomics” Understanding hair follicle development can help improve cashmere quality.
Hair fiber research combines multiple sciences to improve hair care products.
The document concludes that understanding hair's composition and the effects of treatments can lead to better hair care products.
5 citations
,
December 2020 in “International journal of biological macromolecules” Treatments improved hair surface and scale structure but didn't increase certain bonds in the hair cortex.
81 citations
,
December 2007 in “Acta materialia” AFM helped show how hair changes under tension and the effects of damage and conditioner.
30 citations
,
September 2018 in “International Journal of Cosmetic Science” Bleaching hair causes severe structural and chemical damage, including protein loss and oxidation.
15 citations
,
August 2020 in “Analytical chemistry” Hair lipids do not protect against humidity.
December 2025 in “Cosmetics” The bio-based complex effectively repairs and protects chemically damaged hair.
September 2024 in “Heliyon” Repeated hair dyeing significantly damages hair.
248 citations
,
April 1988 in “Differentiation” Human and bovine hair follicles have distinct cytokeratins specific to hair-forming cells.
117 citations
,
August 2005 in “Ultramicroscopy” Human hair's strength and flexibility vary by ethnicity, damage, and treatment.
30 citations
,
February 2010 in “The journal of investigative dermatology/Journal of investigative dermatology” Plet-1 protein helps hair follicle cells move and stick to tissues.
25 citations
,
March 2002 in “Scanning” Confocal microscopy is better than scanning electron microscopy for studying hair in its natural state and understanding hair products' effects.
2 citations
,
July 2019 in “Cosmetics” Beautiful hair is flexible and elastic due to its unique double-layered structure and can be enhanced with succinic acid treatment.
1 citations
,
August 2022 in “Chemical engineering journal advances” Scientists made human hair magnetic by coating it with special nanoparticles.
January 2020 in “Indian dermatology online journal” Hair styling products can damage hair over time.
7 citations
,
January 2001 in “Comprehensive series in photosciences” UV radiation significantly damages hair, especially with humidity, making it more vulnerable to further damage.
January 2026 in “International Journal of Biological Macromolecules” Small KP peptide improves hair without reducing agents, while larger proteins need them for better results.
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.
13 citations
,
March 2010 in “International Journal of Cosmetic Science” Hair coloring increases copper and calcium uptake, damaging hair and reducing shine.
3 citations
,
July 2023 in “Acta Biomaterialia” PepACS offers a safer, eco-friendly way to perm, dye, and repair hair.
August 2025 in “Applied Sciences” Peroxide-rich plasma-activated water is gentler on hair than nitrate-rich formulations.