The medulla is the innermost layer of the hair and is made up of densely packed cells. It is the only part of the hair that has a direct connection to the blood supply. The medulla is responsible for the hair’s color, texture and strength.
What does the medulla in hair do?
The medulla is the innermost part of the hair shaft. It is made up of loosely packed cells and is not visible to the naked eye. The medulla is responsible for the hair’s strength and elasticity. It also …