Pig lungs can be eaten and are not harmful to the body when consumed in moderation. Each 100 grams of pig lung contains 85 calories, of which 12.2 grams of protein, 3.9 grams of fat, 0.1 grams of carbohydrates and 290 milligrams of cholesterol. It can be seen that pig lung is actually not high in calories, and its calories are lower than those of beef, pork, eggs and fish of the same weight. It is a low calorie food. At the same time, the protein content of pig lung is not low and the fat content is not high, and its fat content is lower than that of eggs, beef and pork. It is worth mentioning that the cholesterol content in pig lungs is also far from what we think, and its cholesterol content is lower than that of egg yolks and animal brains. After proper treatment, pig lungs can be consumed in moderation and will not cause any harm to the body. But hypercholesterolemia should still control the intake.