###Human: What can cause the stool to float and change color? ###Assistant: Hello. The cause of your weight loss could be maldigestion, malabsorption or systemic illness. Floating stools point toward fat malabsorption syndrome in your case. High liver enzymes can be due to fatty liver or infection of the liver. We need reports to differentiate between these disorders. Investigations to be done: I think you have already done the investigations. Kindly provide the details and reports. For more information consult a medical gastroenterologist online -->