Mariah Carey – 45 Pounds – Diet & Exercise

The diva has had some problems with her weight management after giving birth to twins in 2011 when she was almost unrecognizable. She managed to get her weight under control and lost 45 pounds through diet and exercise, transforming back to the Mariah we know! In 2018, it was reported that she had lost another 30 pounds, although many reporters claimed that she had to undergo a secret gastric bypass procedure, without Carey confirming any of this. In 2019, Mariah’s waistline is slender than ever and she couldn’t be happier with the blossoming relationship she has with her boyfriend Bryan Tanaka.

Kirstie Alley – 100 Pounds – Diet, Dancing & Jenny Craig Weight Loss Program

Kirstie Alley has appeared on numerous TV shows offerings tips to fans how to lose weight, but since she kept on increasing weight she has received a lot of media criticism. Now at 68 years old, she is maintaining a healthy lifestyle and is looking great. Arguably, her weight loss journey has been nothing but a rollercoaster, and even the Weight Watchers program wasn’t enough to help her stabilize her pounds. She also found success through her partnership with Jenny Craig and she ended up launching her own vitamins, minerals, and beverages dubbed as Organic Liaison with Jenny.

Jordin Sparks – 50 Pounds – Diet & Exercise

Another American Idol contestant to join the ranks is Jordin Sparks, daughter of former NFL star Phillippi Sparks. Winning the sixth season of Idol at 17 years old in 2007, she is one of the show’s most successful contestants of all time. It wasn’t until later, in 2013, that she decided she needed to lose weight. By 2015, she had lost 50 pounds thanks to healthy eating and training five times a week. Impressively, she managed to drop the first 15 lbs within the first four months of her weight loss journey. Years later, she’s still quite successful at maintaining her svelte figure.