Kimora Lee Simmons Kimora Lee Simmons

Kimora Lee Simmons credits her post-baby weight loss to a very unique diet.

"I'm on the fabulosity diet!" the 36-year-old told Us Weekly. "I'm kind of perfecting it now. It's a little workout, a good diet. I try to cut out a little bit of the sweets and the junk, but I love that, so it's a little hard."

Photo Gallery: Dramatic celebrity weight loss

Simmons isn't the only one who's adopted a fabulously healthy lifestyle. "My family is very healthy. We try to be very healthy with complex carbs, lots of fresh fruits and vegetables," she said, adding that she encourages her three children to "eat organic, not a lot of dairy."The model and former Baby Phat president is married to Djimon Hounsou

, with whom she has a son 2-year-old son, Kenzo. Her other two children, Ming Lee and Aoki Lee, are from Simmons' previous marriage to Russell Simmons.

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"I'm a mom first and I'm a business woman [second]," Simmons said. "I want girls to understand the difference between this and fantasy. . .It took me an hour to get ready, and I want girls to know, 'Take it easy! You're beautiful.' Size 2 is really unreal."