August 2007 in “Microscopy and Microanalysis” Hair fibers break by cuticle cell slipping, shape changing, cuticle fraying, and surface cracking when stretched under specific conditions.
December 2023 in “Data in Brief” Curly hair's strength and flexibility vary with moisture and temperature.
March 2020 in “DOAJ (DOAJ: Directory of Open Access Journals)” Hair follicle stem cells improve burn wound healing and strength in rats.
January 2009 in “Chinese journal of Clinical Medicine” 50 citations
,
October 2007 in “Archives of Dermatological Research”
45 citations
,
December 2006 in “Biopolymers” Permanent waving weakens hair by altering its protein structure.
39 citations
,
January 1979 in “Journal of the Society of Cosmetic Scientists of Korea” Surfactants can protect or harm hair, skin, and nails, depending on their type and use.
31 citations
,
December 2012 in “British Journal of Dermatology” Korean women's hair thins, weakens, and greys with age, with mineral and sterol changes.
31 citations
,
June 2010 in “Journal of dermatology” Hair bleaching causes significant damage to hair and skin.
23 citations
,
November 2021 in “Journal of Bionic Engineering” The new wound dressing helps skin heal faster and fights infection.
22 citations
,
February 2013 in “Wound Repair and Regeneration” Mice genetically modified to produce more CD109 in their skin had less inflammation and better healing with less scarring.
13 citations
,
September 2017 in “International Journal of Cosmetic Science” Thioglycerol treatment at pH 9.0 with ammonia causes less hair damage and better waving than thioglycolic acid.
13 citations
,
January 1995 in “Journal of the American Institute for Conservation” Researchers developed a less damaging way to extract red dyes from wool using EDTA and DMF, preserving the fiber's strength for further analysis.
12 citations
,
February 2011 in “Zenodo (CERN European Organization for Nuclear Research)” Hair properties vary with age and ethnic origin.
11 citations
,
July 2021 in “Sustainability” Concrete made from animal bones and human hair is stronger and more environmentally friendly than traditional concrete.
11 citations
,
May 2016 in “PubMed” New imaging and testing methods can effectively assess hair shape changes and damage.
9 citations
,
July 2014 in “Skin research and technology” Stretching damages Caucasian hair's structure more easily than Asian hair.
5 citations
,
May 2022 in “Fashion and Textiles” Hair conditioners with argan oil or camellia oil improve the strength and color of bleached hair.
5 citations
,
October 2007 in “PubMed” Amino acids in conditioners improve hair strength, hydration, and color retention.
4 citations
,
June 2022 in “ACS applied materials & interfaces” New wig coating technique makes them more durable, UV resistant, and less static.
3 citations
,
June 2019 in “Journal of cosmetic dermatology” Lower pH straighteners change hair more but weaken it.
3 citations
,
March 2013 in “Journal of the Society of Cosmetic Scientists of Korea” Transglutaminase can repair damaged hair, making it stronger and shinier.
3 citations
,
August 2008 in “PubMed” Repeated digital perming with sodium thioglycolate lotion significantly damages hair protein and structure.
3 citations
,
January 2002 in “Springer eBooks” Alkaline hair relaxers damage hair, but cationic and non-ionic polymers can help reduce this damage.
2 citations
,
September 2010 in “Journal of the Korea Academia-Industrial cooperation Society” Using 2% collagen in perms reduces hair damage while keeping curls.
1 citations
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June 2023 in “Skin Research and Technology” Hair-coating shampoos dye better initially, but hair-oxidation shampoos keep color longer and may damage hair more.
1 citations
,
December 2022 in “Journal of applied biological chemistry” TRP-hair essence protects hair from heat damage, maintains color, and strengthens hair.
1 citations
,
April 2021 in “Han'gug miyong haghoeji/Journal of the Korean society of cosmetology” Aspartic acid at 0.75% makes perms more effective and less damaging to hair.
1 citations
,
January 2019 in “Journal of pharmacy & pharmacognosy research” The flavonoid-rich extract of Equisetum hyemale can help regrow hair in cases of alopecia.
1 citations
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January 2017 in “Ancient science of life/Ancient Science of Life” Vatika Enriched Coconut Hair Oil is safe and more effective than regular coconut oil for reducing hair fall and dandruff.