Like "No enegy loss here. I walk 3 miles a day. I lift weight 3 times a week, I do wind sprints twice a month, and I have a job where I sometimes lift a total of over 2000 lbs a day in 150lb increments. I am 62 years old and out work guys who are half my age. I don't have a diet, I have a lifestyle that works. Keytones are fine by the way, as ketoacidosis is a problem with people who already have kidney issues. You know that the body doesn't need to consume any carbs at all. The process is called neoglucogenesis. "