Why Isn't Emma Stone's Hair Falling Out?
A colorist to the stars reveals the secret to constantly changing your color ... without going bald
"Be sure to use a gentle, color-safe shampoo to keep fading to a minimum, allowing you to go longer between color visits," Papanikolas says. "You will also want to use a conditioner that repairs and softens the hair." Our pick: Joico's K-Pak Color Therapy, $39.90.
SEE NEXT PAGE: Effortlessly Emma