“Studies looking at this diet solely for weight loss do seem to indicate that it’s helpful. However, there aren’t any studies about what happens when you come off the diet or examining the side effects of the diet,” she told Healthline. Experts aren’t sure due to the lack of research on long-term keto dieting. Now that everyone and their mother is interested in going keto, there are plenty of protein powders designed specifically for the diet. You may as well get other health benefits while going keto.