7 citations,
December 2011 in “Annals of anatomy” Involucrin helps strengthen the inner parts of human hair.
90 citations,
January 1979 in “International review of cytology” Wool follicles are complex, involving interactions between different cell types and structures.
Surgical repigmentation can permanently restore color to white hair in vitiligo patients.
126 citations,
January 1987 in “Journal of The American Academy of Dermatology” The document concludes that understanding hair structure is key to diagnosing hair abnormalities and recommends gentle hair care for management.
2 citations,
February 2016 in “Journal of sol-gel science and technology” A small molecule can strengthen fine hair, making it more resistant and natural-feeling.