The transformation of hair from its natural color to gray has long been considered an ... the pigment responsible for the diverse shades of human hair. These melanocytes draw from a finite reserve ...
You’ve probably heard that plucking, dyeing and stress can make your hair go grey — and that redheads don’t. Here’s what the science says. There are two main types of melanin that determine hair color ...
Getting stuck means no pigment cells, which means gray hair. “It is the loss of chameleon-like function in melanocyte stems cells that may be responsible for graying and loss of hair color ...