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.
Crackers and Toast. Plain, unsalted, or lightly salted crackers and toast are simple, bland foods that are easy on the stomach. These high-starch foods wonât aggravate the stomach and can help with digestion and recovery after an upset stomach.est Foods for Cold-Like Symptoms. The best way to kick a cold is to drink plenty of fluids and eat phlegm-fighting foods. Here are some of the best ones to pick.