Translated, it's not which diet they chose per se, but their ability to actually stick to a diet that predicted their weight loss success. I can just see the hands going up now, "but Will, some diets must be better than others, right?" Are some diets better then others? Absolutely. Some diets are healthier then others, some diets are better at pre Perfect Keto Max serving lean body mass, some diets are better at suppressing appetite - there are many differences between diets. However, while most of the popular diets will work for taking weight off, what is abundantly clear is that adhering to the diet is the most important aspect for keeping the weight off long term.