Amber Riley – 20 pounds – Diet & Exercise
Amber Riley, the former Glee star, was never thin or petite, but she did admit that she could lose weight. However, neither weight loss products nor gastric bypass surgeries were required. Amber researched and adopted a healthy diet, as well as beginning to exercise. We don’t know how much weight she’s lost, but we do know she’s gone down two dress sizes, which is about 20 pounds on average.

Amber Riley – 20 Pounds – Diet & Exercise
Jennifer Gimenez – 100 Pounds – Diet & Exercise
We’ve discovered that there’s a sad story that’s all too common among celebrities: about drug and alcohol addiction. Jennifer suffered from her substance abuse problems, which caused her weight to fluctuate a lot and harmed her mental health. Fortunately, she checked herself into a drug and alcohol treatment facility and overcame her addiction. She then began to exercise after eliminating sugar and refined oils from her diet. The result was a remarkable 100-pound weight loss.

Jennifer Gimenez – 100 Pounds – Diet & Exercise