Definition. The urine creatinine test measures the amount of creatinine in urine. Creatinine is a breakdown product of creatine, which is an important part of muscle. Creatinine is removed from the body entirely by the kidneys. Creatinine can also be measured by a blood test.
Ketones are the byproduct of breaking fatty acids down to be burned. Okay, it's a water fast, but we can assume that after 3 days, ketosis is acheived. About 250 grams of fat is about the maximum amount of fat that will be burned daily. I say around 250-300 grams per day.
No more than seven percent of your total daily calories should come from saturated fats, according to the American Heart Association. If you consume approximately 2,000 calories per day, that means your saturated fat limit is 16 grams or 140 calories from saturated fat.If you eat less or more than 2,000 calories, your saturated fat limit is respectively lower and higher than these values.f you consume approximately 2,000 calories per day, that means your saturated fat limit is 16 grams or 140 calories from saturated fat.