Fatty liver can the liver keep you from losing weight?

No.Fatty liver is. Usually the result of having too much body fat and will improve as one loses weight .
Probably not... Fatty liver is incredibly common, predominantly due to: high alcohol intake, diabetes, high cholesterol, obesity. The more of these risks you have, the greater the chance of fatty liver. Addressing these risks is an important step to correcting fatty liver. Distinguish hepatosteatosis (fatty liver) from steatohepatitis (fatty liver with abnormal liver tests that risks cirrhosis ; liver cancer).