Mila Kunis might be 20 years younger than Demi Moore – but RadarOnline.com has exclusively learned that she is being eaten alive by jealousy over the 54-year-old’s bombshell body! Click through seven shocking photos of Ashton Kutcher’s ex-wife looking better than ever!“Ashton wants a house full of kids, and Mila wants more too, but she worries how her body will handle it," an insider told RadarOnline.com. "It took a lot of work and dieting to lose her pregnancy weight" after having their daughter Wyatt, 2, and 9-month-old Dimitri.“Mila has always been a little insecure about following in Demi’s footsteps, but her body jealousy came to a head after the trailer for Demi’s new film Blind was released,” the source revealed.Pitting the two gorgeous ladies against each other is like comparing apples and oranges! Moore boasts a jaw-dropping 37-25-36 figure, while Kunis, who’s an inch shorter at 5' 4", has a less curvy frame that’s been described as banana-shaped.Kutcher, 39, first met Moore when he was 25 and she was 41. “He never saw Demi as an older woman," a pal told Radar. "He felt she was his equal because of the way she looked. Mila was Ashton’s friend during those years, so she knows that."“Ashton always praised Demi for how good she looks and that bothers Mila because she worries she won’t age as well as Demi,” the source said.“Demi has three girls, and she still manages to stay in great shape. Mila fears she won’t compare,” the source said, adding, “Hollywood is cutthroat as it is — and now she has to age in the shadow of Demi’s perfection!”Do you think that Demi looks hotter than Mila? Sound off in the comments below. We pay for juicy info! Do you have a story for RadarOnline.com? Email us at email@example.com, or call us at 800-344-9598 any time, day or night.