Creatinine is transported through the bloodstream to the kidneys. The kidneys filter out most of the creatinine and dispose of it in the urine. Because the muscle mass in the body is relatively constant from day to day, the creatinine production normally remains essentially unchanged on a daily basis.
When you have an upset stomach, avoid acidic foods, he says. 1  Fatty Foods Fatty foods stimulate contractions in the digestive tract, which, surprisingly, can either slow down the emptying of the stomach and worsen constipation or speed up movement and worsen or lead to diarrhea.
Integrate easy-to-digest foods during the second day of an upset stomach, including canned soft fruits like peaches and apricots as well as bananas. Applesauce is also effective. While dairy products should still be avoided, dry toast can be eaten as long as butter is kept off&mdash;you can use jelly in its place.