Of course not, but there is no quick fix. It turns out, if you go on an extreme diet and lose weight quickly, your body works hard to make you gain the weight back.
The best thing to do is to make permanent lifestyle changes that will result in a change in your inner biochemistry, which will then heal your metabolism and cause slow but steady weight loss. Because these are permanent changes, you can keep the weight off.
Eliminate white sugar, white flour products.
Reduce saturated animal fat from dairy and red meat, while increasing fish and oils from nuts and seeds.
Increase fiber from whole grains, legumes, fruits and vegetables.
Incorporate stress management to reduce your cortisol levels.