25 citations
,
October 1985 in “Archives of Ophthalmology” The pigment in black eyeliner can spread in the skin and may cause permanent eyelash loss.
March 2005 in “International Journal of Cosmetic Science” A new method helps understand hair shine and various products improve hair care.
36 citations
,
November 2016 in “European journal of dermatology/EJD. European journal of dermatology” Some medications can cause rare hair color changes, and reporting these side effects is important for patient quality of life.
10 citations
,
January 2011 in “Skin research and technology” Procyanidin oligomers can protect hair from oxidative damage and could be good for hair care products.
1 citations
,
March 2023 in “Journal of Natural Fibers” A gentler, less damaging method for curling hair using tyrosine works well initially but fades after washing.
33 citations
,
August 1993 in “FEBS Letters” A new enzyme in rats may help regulate hair growth.
January 2008 in “Chinese Journal of Spectroscopy Laboratory” Cysteine formation on hair indicates damage, best detected at pH 4.5.
The document concludes that understanding hair's composition and the effects of treatments can lead to better hair care products.
450 citations
,
January 2005 in “The journal of investigative dermatology/Journal of investigative dermatology” Hair color is determined by melanin produced and transferred in hair follicles.
August 2021 in “Majalah Obat Tradisional” Green tea leaves extract can be used to make a hair tonic that may benefit hair health.