Hair keratin treatments can be harmful, potentially causing health issues like skin reactions and cancer.
40 citations,
May 2016 in “Proceedings of the National Academy of Sciences of the United States of America” Changes in keratin make hair follicles stiffer.
[object Object] 9 citations,
January 1981 in “Australian journal of biological sciences” Lambs fed a liquid diet showed abnormal wool and skin, which improved with more B-vitamins, suggesting a link to B-vitamin deficiency.
2 citations,
January 2022 in “Materials today: proceedings” Caffeine may be good for hair growth and skin care because it binds well with keratin.
22 citations,
September 1982 in “Journal of ultrastructure research” Wool follicle cells are more complex than previously thought.
118 citations,
January 2013 in “Biomaterials” Keratin from human hair shows promise for medical uses like wound healing and tissue engineering.
24 citations,
November 2015 in “Scientific reports” Human hair has a new region with ordered filaments and the cuticle contains β-keratin sheets.
August 2023 in “Journal of Student Research” Human hair keratin mixed with rubber slightly improves its strength and biodegradability.
January 2009 in “Nihon Keshouhin Gijutsushakaishi/Journal of S C C./Nihon Keshouhin Gijutsushakai kaishi” Curved human hair has different structures on each side, which might cause its shape and is similar to wool.
14 citations,
September 1954 in “Textile Research Journal” Hair absorbs different substances from solutions based on pH levels.
3 citations,
August 1980 in “Acs Symposium Series” Hair increases in size when it absorbs water, and treatments like bleaching affect how much water it can take in.
2 citations,
January 2015 in “Sen'i Gakkaishi” Washing permed hair after using thioglycolic acid helps reform strong bonds, making hair stronger.
12 citations,
July 2016 in “Forensic science international” The research found that postmortem root bands in hair are likely caused by the breakdown of a specific part of the hair's inner structure after death.
[object Object] 7 citations,
August 2009 in “Applied Mathematics and Mechanics-English Edition” Hair fibers have fractal patterns with properties related to the golden mean, which may affect their functionality.
4 citations,
January 2021 in “Skin appendage disorders” Hair straightening can damage hair and pose health risks, including exposure to carcinogens and hair loss.
13 citations,
December 1991 in “Annals of the New York Academy of Sciences” Researchers created a lab model to study human hair growth, showing it can grow and self-regulate outside the body.
11 citations,
January 2014 in “The Scientific World Journal” Cynatine HNS improves hair and nail quality in 90 days.
4 citations,
December 2018 in “Macedonian Journal of Chemistry and Chemical Engineering” A new method accurately measures amino acids in treated hair, showing bleaching reduces amino acids while protein treatments increase them.
4 citations,
April 1955 in “Textile Research Journal” The effectiveness of reducing agents on hair fibers depends on their electrode potentials.
1 citations,
January 2013 in “Chronicles of young scientists” Immuno-cosmeceuticals from chicken egg yolk can effectively repair and improve damaged hair.
1 citations,
July 2012 in “EFSA journal” KF2BL20 does not have proven benefits for maintaining normal hair.
January 2014 in “Sen'i Gakkaishi” Researchers developed a method to identify animal fibers in textiles, which works on processed and blended materials.
1 citations,
January 2014 in “Sen'i Gakkaishi” The new method reliably identifies and measures different animal hair fibers in textiles.
28 citations,
October 1985 in “The Journal of Cell Biology” Researchers isolated and identified structural components of human hair follicles, providing a model for studying hair formation.
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,
January 2017 in “PubMed” All five hair fiber products improved appearance but didn't stick to completely bald areas.
July 2023 in “International Journal of Cosmetic Science” Biopolymers are increasingly used in cosmetics for their non-toxicity and skin benefits, with future biotech advancements likely to expand their applications.
37 citations,
October 2015 in “PeerJ” Perming significantly changes hair's molecular structure, while shampoo and conditioner do not.
18 citations,
April 2018 in “Biotechniques/BioTechniques” A new method was developed to extract and analyze proteins from very short human hairs.
116 citations,
April 1986 in “The journal of cell biology/The Journal of cell biology” Trichohyalin is a protein in hair follicles that helps form hair filaments.