162 citations
,
August 2005 in “The journal of investigative dermatology/Journal of investigative dermatology” The new "differential stripping" method effectively measures how much substance gets into hair follicles.
4 citations
,
June 2022 in “Journal of cleaner production” New eco-friendly method strengthens and sets hair using light and causes less damage.
September 2016 in “Hair transplant forum international” Methylene blue is less effective than normal saline solution for storing hair grafts and may reduce graft survival.
August 2023 in “Scientia Pharmaceutica” Color changes in Minoxidil hair products do not affect their effectiveness.
10 citations
,
January 2013 in “Journal of The European Academy of Dermatology and Venereology” The home-use IPL device effectively reduced hair and delayed its regrowth after six months of use, with users happy and no negative side effects.
1 citations
,
April 2001 in “Biological Rhythm Research” Deuterium oxide extends the hair cycle duration in mice without changing hair structure.
35 citations
,
January 1981 13 citations
,
March 2010 in “International Journal of Cosmetic Science” Hair coloring increases copper and calcium uptake, damaging hair and reducing shine.
4 citations
,
July 2022 in “International Journal of Cosmetic Science” Hair moisture behavior helps tell apart different chemical treatments and reveals insights into hair structure.
April 1986 in “CRC Press eBooks” Hair color is determined by melanins produced in hair cells.
3 citations
,
May 2009 in “International Journal of Cosmetic Science” Relaxer treatments damage African–American hair, with commercial products causing more harm than lab-made solutions.
December 2021 in “Cosmetics” 1 citations
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August 1999 in “ACS symposium series” Polymer JR400 sticks to hair but washes off with detergent.
October 2021 in “Authorea (Authorea)” New hair perming method using tyrosine is gentler and can be done with a blow-dryer.
December 2021 in “2021 International Conference on Electronic Information Technology and Smart Agriculture (ICEITSA)” Chemical dyes damage hair's internal structure more than perming, as shown by a special imaging technique.
157 citations
,
April 1997 in “International journal of legal medicine” Cosmetic hair treatments like bleaching and dyeing reduce drug levels in hair samples.
3 citations
,
October 2006 in “Journal of dermatology” X-ray microscopy can non-invasively show hair structure changes after treatments, but it's less detailed than TEM and needs improvement.
September 2025 in “Голова и шея.” Solutions without sodium ions best preserve hair follicle transplants.
January 2022 in “Healthy Tadulako Journal” Both extraction methods result in similar physical stability for the hair tonic.
November 2022 in “The journal of investigative dermatology/Journal of investigative dermatology” The study found markers indicating that cells responsible for hair color are differentiating in specific areas of the hair follicle.
9 citations
,
December 2018 in “Journal of Analytical Toxicology” Ethyl glucuronide levels in hair can change when exposed to artificial sunlight, depending on hair color and thickness.
October 1997 in “Dermatologic Surgery” The Epilight Hair Removal System is effective for temporary hair removal with few side effects, but more research is needed to confirm its safety and long-term results.
36 citations
,
October 1993 in “British Journal of Dermatology” Human hair follicles can grow in a lab for at least 9 days without serum, keeping their natural characteristics.
July 1996 in “Hair transplant forum international” Using tretinoin and hydroquinone can speed up the fading of skin pigmentation.
17 citations
,
February 2011 in “International Journal of Cosmetic Science” Grey hair is wilder, drier, and less manageable than pigmented hair.
Oxidized hair can naturally regain strength and stability over six months.
13 citations
,
September 2020 in “Sensors” Hair follicles have a pH gradient, increasing towards the root.
82 citations
,
January 1997 in “Forensic science international” Drugs can be incorporated into hair based on their chemical properties and hair pigmentation.
1 citations
,
October 2023 in “PloS one” Cosmetic hair treatments can increase hair testosterone levels, while natural hair color does not affect it.
28 citations
,
December 2011 in “Biocatalysis and biotransformation” PDI helps restore over-bleached hair's strength and structure by attaching special peptides.