Hair keratin treatments can be harmful, potentially causing health issues like skin reactions and cancer.
3 citations,
January 2021 in “ScienceAsia” Using an enzyme and keratin treatment can significantly repair and strengthen damaged hair.
17 citations,
July 2018 in “International Journal of Cosmetic Science” Keratin-based particles safely improve hair strength, smoothness, and heat protection.
8 citations,
May 2020 in “International journal of biological macromolecules” Certain treatments can increase protein binding to natural hair but are less effective on permed hair.
115 citations,
August 2014 in “Jo'jig gonghag gwa jaesaeng uihag/Tissue engineering and regenerative medicine” Human hair keratin can be used in many medical applications.
7 citations,
August 2018 in “Journal of cosmetic dermatology” Chemical hair straightening improves smoothness and shine but may cause side effects, suggesting a need for safer methods.
2 citations,
January 2019 in “Applied clinical research, clinical trials and regulatory affairs” Different countries have regulations to ensure the safety of hair care products, with some recalling hair straighteners due to high formaldehyde.
12 citations,
October 2018 in “Biotechnology reports” Recombinant keratin K31 makes damaged hair thicker, stronger, and straighter.
49 citations,
April 2010 in “International Journal of Cosmetic Science” Hair ages as the cuticle wears down, especially beyond 1 meter from the root, affecting its strength and shine.
68 citations,
February 2011 in “European Journal of Pharmaceutics and Biopharmaceutics” Keratin films from human hair can potentially replace human nail plates for drug testing.
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.
January 2017 in “Clinical approaches and procedures in cosmetic dermatology” Cosmetic procedures can harm hair, but damage can be minimized with knowledge and care; however, once hair is damaged, it cannot be reliably repaired.
7 citations,
October 2020 in “International Journal of Cosmetic Science” Different sizes of keratin peptides can strengthen hair, with smaller ones possibly increasing volume and larger ones repairing damage.
28 citations,
December 2011 in “Biocatalysis and biotransformation” PDI helps restore over-bleached hair's strength and structure by attaching special peptides.
1 citations,
November 2022 in “Molecules/Molecules online/Molecules annual” Low-molecular weight hyaluronate can make damaged hair stronger.
4 citations,
June 2022 in “Journal of cleaner production” New eco-friendly method strengthens and sets hair using light and causes less damage.
2 citations,
May 2022 in “International journal of trichology” Plica neuropathica is a tangled hair condition that may be caused by hair damage or psychiatric issues and is treated by cutting the hair and addressing mental health.
5 citations,
January 2017 in “Elsevier eBooks” The document concludes that cosmetics need biocompatible, eco-friendly ingredients due to aging populations and demand for effective products.
14 citations,
January 2012 in “Proteins” Electrostatic interactions mainly stabilize the binding of peptides to hair keratin.
January 2013 in “Springer eBooks” Hair care products are important for appearance and self-esteem, and choosing the right ones can help maintain healthy hair.
192 citations,
April 2019 in “ACS nano” A new microneedle patch made from hair proteins helps regrow hair faster and better than current treatments.
59 citations,
August 2010 in “Journal of The American Academy of Dermatology” Certain hairstyles and less hair oil use in African American girls can lead to scalp conditions like traction alopecia and seborrheic dermatitis.
47 citations,
January 2017 in “RSC Advances” Keratin peptides can change hair shape gently without harsh chemicals.
40 citations,
June 2013 in “Journal of cosmetic dermatology” Brazilian keratin treatments can straighten hair but may contain harmful formaldehyde.
38 citations,
October 2011 in “Analytical biochemistry” Hair proteins have weak spots in their α-helical segments.
27 citations,
June 2005 in “The journal of investigative dermatology/Journal of investigative dermatology” The study found that variations in hair protein genes are likely due to evolutionary deletions or duplications.
8 citations,
July 2011 in “Animal science journal” Keratin 33A is a key protein in goat winter coats, especially in high-producing breeds.
7 citations,
November 2022 in “Communications biology” Keratin injections can promote hair growth by affecting hair-forming cells and tissue development.
3 citations,
June 2017 in “Journal of Biomaterials Applications” Keratin extract from human hair was found to promote hair growth in mice.