Celebrities' Best Diet Tips!

 Kim famously revealed that she follows the Atkins diet—and she’s lost 50 lbs by sticking to it! Her diet consists of lean proteins, green veggies, lots of water, and healthy snacks. Actually, a source revealed that her assistant carries a bag of celery sticks in case the star gets hungry! 

Melissa Joan Hart is a follower of Nutrisystem, and a source reveals that she drinks a glass of cold water before eating to speed up her metabolism. 

Miranda Lambert lost about 40 lbs by swapping out high-calorie foods for healthy dishes. What makes the list? The singer ditched beer for a low-cal cocktail she invented and breakfasts of bacon and eggs for smoothies with kale. 

Britney's trainer Tony Martinez says that the star eats five or six small meals every day and is a fan of simple dishes like omelettes and fruity smoothies after her workouts. 

Khloe Kardashian pumped up her exercise regimen to two to three workouts a day and largely cut out sugar from her diet. So what does she indulge in? Protein-rich salads around lunchtime. 

Jessica Simpson followed Weight Watcher's QuickStart program to lose the baby weight lbs! She's also a firm believer in staying active and drinking green smoothies created by fitness pro Harley Pasternak.