Hogging on junk food: Hogging on junk food: Trans fats, which are bad for the liver, are frequently found in fast food, processed meals, and prepared foods. It may increase blood sugar levels and lead to fat deposits around the liver, ultimately resulting in cirrhosis or the loss of liver cells. Eating out frequently can be highly harmful to your liver. Fast food consumption has been linked to non-alcoholic fatty liver disease, a potentially fatal condition in which fat accumulates in the liver, according to a study.