2 citations,
January 2012 in “International Journal of Trichology” Coffee and tea might help hair growth in balding individuals, but side effects and alternative uses are being considered.
Caffeine can potentially treat common hair loss by counteracting hair follicle shrinkage caused by hormones.
85 citations,
July 2002 in “Pigment Cell Research” The article concludes that while we understand a lot about how melanocytes age and how this can prevent cancer, there are still unanswered questions about certain pathways and genes involved.
81 citations,
October 2014 in “The journal of investigative dermatology/Journal of investigative dermatology” Certain genes control the color of human hair by affecting pigment production.
73 citations,
August 2011 in “Stem Cell Research” Human hair follicle stem cells can turn into multiple cell types but lose some of this ability after being grown in the lab for a long time.