6 Effective Ways on How To Prevent Gray HairGetting gray hair is a normal part of getting older. It happens when the body can't make enough of the pigment melanin, which gives hair its color.Our hair follicles produce less melanin as we age, making our hair turn white. While white hair is not a sign of poor health, many people regard it as an unwelcome sign of aging. Also, premature graying can be …