Janet Jackson is the new face of Nutrisystem and... Janet Jackson is the new face of Nutrisystem and the singer/actress is looking mighty slim in her new promotional materials for the company. Jackson hasn't revealed how much weight she has lost, but she said that her weight has been a struggle for her for her whole life. SLIDESHOW: Celeb weight wars - better skinny or curvy? At her heaviest, Jackson said she weighed 180 lbs. But those days are long gone as the star showed off a teeny-tiny waistline in both images and the accompanying commercial. SLIDESHOW: Celebrity Weight Loss Winners Last year, she told Reuters that for every pound dieters lose in 2012 with Nutrisystem, the company will donate $1 worth of food to the needy. "I feel that my true calling is to help people," she said. What do you think of Janet's new look?