9 citations
,
October 2008 in “Mutation research” N-acetyl-L-cysteine (NAC) can prevent DNA damage and protect cells from harm.
4 citations
,
May 2023 in “Pigment Cell & Melanoma Research” BMI1 is essential for preventing hair greying and maintaining hair color.
23 citations
,
April 2003 in “Journal of Structural Biology” Keratin structure changes during keratinization, but the exact model remains uncertain.
8 citations
,
January 2009 in “Transactions of the Materials Research Society of Japan” Water-soluble wool keratin can protect human hair from damage during treatments.
1 citations
,
January 2009 in “Journal of S C C J” Changing disulfide bonds in human hair affects its melting behavior and thermal stability.
January 2026 in “International Journal of Biological Macromolecules” Keratin in people with androgenetic alopecia shows specific changes that could help develop new treatments.
June 2017 in “University of the Arts London Research Online (University of the Arts London)” Polymers help reduce damage and improve bleached hair when used during or after bleaching.
6 citations
,
December 2019 in “International Journal of Cosmetic Science” White hair has weaker tryptophan fluorescence than other unpigmented fibers, possibly due to UV exposure or unknown substances.
2 citations
,
January 2022 in “Anais brasileiros de dermatologia/Anais Brasileiros de Dermatologia” Chemical hair straighteners can cause scalp and hair damage, but long-term effects are unclear.
9 citations
,
June 1947 in “Analytical Chemistry” Cold waving solutions quickly reduce cystine to cysteine in hair.
18 citations
,
January 2008 in “Sen'i Gakkaishi” Thioglycolic acid and L-cysteine change hair structure differently during perms, affecting hair strength and curling efficiency.
16 citations
,
October 2015 in “Photochemistry and photobiology” Reducing copper (II) ion levels in hair can decrease hair damage.
280 citations
,
July 2018 in “Antioxidants” Treatments that reduce oxidative stress and fix mitochondrial problems may help heal chronic wounds.
41 citations
,
March 2007 in “Journal of dermatological science” Taking L-cystine and vitamin B6 can prevent hair loss caused by smoke in mice.
29 citations
,
August 2005 in “Biopolymers” L-cysteine slows down the breaking of bonds in hair due to electrostatic interactions.
18 citations
,
October 2018 in “Nutrients” Annurca apple extract promotes hair growth by changing hair follicle metabolism to boost keratin production.
2 citations
,
December 2019 in “Textile Research Journal” L-cysteine and ultrasound successfully improved rabbit hair fibers for industrial use.
28 citations
,
December 2011 in “Biocatalysis and biotransformation” PDI helps restore over-bleached hair's strength and structure by attaching special peptides.
40 citations
,
July 2015 in “Journal of Cellular Biochemistry” Cysteine helps maintain keratin production in skin cells even when iron is low.
4 citations
,
December 2013 in “Acupuncture and related therapies” N-acetyl-cysteine shows promise in treating various diseases and may improve skin and hair conditions, but more research is needed on dosages and long-term effects.
19 citations
,
November 2018 in “Nutrients” Annurca apple extract may protect mouse hair from damage by chemotherapy and could help treat hair loss without promoting cancer growth.
59 citations
,
November 2015 in “International Journal of Cosmetic Science” Oxidative stress damages hair and contributes to aging, and managing it can help maintain hair health.
53 citations
,
October 2014 in “Free radical biology & medicine” Defective mitochondrial DNA replication causes aging symptoms and increased oxidative damage in mice.
30 citations
,
July 2017 in “BioEssays” Activating NRF2 might help treat hair disorders by improving antioxidant defenses.
20 citations
,
January 2003 in “Journal of oleo science” Chemical treatments and daily stresses damage hair, especially the cuticle layer.
58 citations
,
October 2016 in “Journal of Investigative Dermatology” Activating Nrf2 protects human hair follicles from oxidative stress and helps prevent hair growth inhibition.
January 2026 in “Frontiers in Bioscience-Landmark” Araliadiol protects skin cells from damage by boosting antioxidant defenses.
17 citations
,
December 2002 in “Biochemical and biophysical research communications” Scientists found out how a specific protein in human hair cuticles behaves and is structured.
4 citations
,
January 2007 in “Sen'i Gakkaishi” Permed hair degrades faster and shows more damage after protease treatment compared to untreated hair.
3 citations
,
January 2004 in “Sen i Gakkaishi” DTDG in hair treatments reduces damage and preserves hair structure.