6 citations,
February 2016 in “International Journal of Dermatology” The true cause of hair suddenly turning white is still unknown.
1 citations,
October 2013 in “BMJ” A man's sudden hair loss and color change to white was diagnosed as alopecia areata and it improved on its own after six months.
October 1890 in “Science” Pilocarpin can cause hair regrowth and color change in some cases but not in others, and it may have side effects in animals.
290 citations,
December 2017 in “Journal of The American Academy of Dermatology” Alopecia areata is an autoimmune condition causing hair loss, influenced by genetics, stress, and diet, and may be prevented by a high soy oil diet.
8 citations,
May 2012 in “Clinical and Experimental Dermatology” An 82-year-old woman's hair turned white suddenly, likely due to a rare form of alopecia that targets pigmented hair.