Does Keto Advanced 1500 Actually Work? Once the body enters ketosis and starts to burn ketones for fuel, most ketogenic dieters will experience increased energy levels and decreased appetite. This leads to the consumption of fewer calories, resulting in more weight loss. Kevin Hall and Juen Guo published a meta-analysis of controlled feeding studies that compared diets of equal calorie and protein content with variations in carbohydrate and fat content. The science behind this claim has drawn on just as long, and won’t be stopping soon. “The research will be ongoing forever,” says Advanced Keto 1500 Price, a registered dietician who studies metabolism and Type II diabetes at the Emory University School of Medicine.