75 citations
,
August 2003 in “International journal of cosmetic surgery and aesthetic dermatology” The HairMax LaserComb made hair grow more and get stronger for people with hair loss.
38 citations
,
December 2019 in “Iranian Biomedical Journal” Hair follicle stem cells help burns heal faster and stronger.
6 citations
,
January 2016 in “International journal of trichology” Children's hair is more elastic, but tensile strength is similar across different factors.
1 citations
,
July 2022 in “International journal of trichology” Type 3 hair oil strengthens hair more than coconut oil.
1 citations
,
January 1987 in “Journal of Society of Cosmetic Chemists of Japan” The method accurately measures hair damage and strength, revealing effects of cosmetics and metal correlations.
January 2023 in “Minds at UW (University of Wisconsin)” More research is needed to understand how shampoo chemicals affect hair strength and structure.
November 2020 in “INDIAN JOURNAL OF APPLIED RESEARCH” Women with hair loss have weaker hair that breaks more easily.
March 2020 in “DOAJ (DOAJ: Directory of Open Access Journals)” Hair follicle stem cells improve burn wound healing and strength in rats.
October 2014 in “University of the Arts London Research Online (University of the Arts London)” Protein-derived ingredients can help strengthen bleached hair.
50 citations
,
October 2007 in “Archives of Dermatological Research” 27 citations
,
February 1991 Cuticle damage doesn't affect hair's tensile strength; the cortex is responsible for it.
8 citations
,
July 2019 in “The journal of investigative dermatology/Journal of investigative dermatology” Curly hair is mechanically different from straight hair and may need new testing methods.
1 citations
,
March 2005 in “International Journal of Cosmetic Science” Twisting hair weakens it, but strength can be recovered at low twist levels.
July 2025 in “International Journal of Cosmetic Science” A new 6-point scale reliably measures heat damage to hair from styling tools.
September 2021 in “IP Indian Journal of Clinical and Experimental Dermatology” The herbal supplement improved hair growth, density, and strength without side effects.
January 2010 in “SÖFW-Journal” A natural moisturizer can make hair stronger.
March 2026 in “International Journal of Cosmetic Science” Pal-KCV peptide strengthens hair and reduces breakage by up to 52%.
4 citations
,
June 2022 in “Journal of cleaner production” New eco-friendly method strengthens and sets hair using light and causes less damage.
47 citations
,
November 2007 in “The journal of investigative dermatology. Symposium proceedings/The Journal of investigative dermatology symposium proceedings” Healthy hair is shiny, smooth, and has clean ends.
45 citations
,
December 2006 in “Biopolymers” Permanent waving weakens hair by altering its protein structure.
36 citations
,
April 2013 in “Cell and Tissue Research” Bone-marrow and epidermal stem cells help heal wounds differently, with bone-marrow cells aiding in blood vessel formation and epidermal cells in hair growth.
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.
28 citations
,
December 2011 in “Biocatalysis and biotransformation” PDI helps restore over-bleached hair's strength and structure by attaching special peptides.
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.
11 citations
,
July 2021 in “Sustainability” Concrete made from animal bones and human hair is stronger and more environmentally friendly than traditional concrete.
8 citations
,
November 2022 in “International Journal of Cosmetic Science” Human hair varies widely and should be classified by curl type rather than race.