Calories in Pork Belly: Nutritional facts for Pork Belly Types

A 100g serving (3.53oz) of cooked pork belly contains 349 calories. A 100g serving of Chinese Roast Pork Belly contains 252 calories. A 100g serving of grilled pork belly contains 350 calories.

One kilogram (1000g) of cooked pork belly contains 3490 calories. One kilogram of roasted pork belly contains 2520 calories. One kilogram of grilled pork belly contains 3500 calories.

One ounce (28.35g) of cooked pork belly contains 99 calories. One ounce of roasted pork belly contains 71 calories. One ounce of grilled pork belly contains 99 calories.

One slice of Kirkland Signature Pork Belly (91g) contains 320 calories. A 3oz (85g) serving of Trader Joe's Fully Cooked Pork Belly contains 240 calories. A 70g serving of Kroger Fully Cooked Pork Belly contains 288 calories.

The health benefits of pork belly are linked to its concentration of B vitamins and essential minerals found in pork. This nutritional makeup supports the body's energy metabolism and cellular functions. The following list presents key health advantages.

• Pork belly is a rich source of B vitamins. The meat contains high levels of vitamin B12 and niacin (B3), which are essential for nervous system function, the formation of red blood cells, and converting food into energy. A study by O'Leary, F., & Samman, S. (2010), "Vitamin B12 in health and disease," confirmed that animal products like pork are the primary dietary sources of vitamin B12, a nutrient vital for neurological health.
• Pork belly supplies essential minerals. The meat is an excellent source of selenium and a good source of phosphorus and zinc. These minerals are critical for antioxidant defense, building strong bones and teeth, and supporting a healthy immune system. A review by Rayman, M.P. (2012), "Selenium and human health," established the importance of selenium in thyroid hormone metabolism and protecting the body from oxidative damage.
• Pork belly contains oleic acid. A significant portion of the monounsaturated fat in pork belly is oleic acid, the same fatty acid found in olive oil. A review by Sales-Campos, H., et al. (2013), "An overview of the modulatory effects of oleic acid in health and disease," discussed the anti-inflammatory properties of this specific fatty acid.

The nutritional profile of pork belly, an energy-dense food, presents significant health risks. A high content of saturated fat and sodium are primary issues. The points that follow describe these potential concerns.

• Pork belly is extremely high in saturated fat. A 100g serving of cooked pork belly contains a large amount of saturated fat, which is known to raise LDL ("bad") cholesterol levels, a major risk factor for heart disease and stroke. A scientific advisory from the American Heart Association by Sacks, F. M., et al. (2017), "Dietary Fats and Cardiovascular Disease," strongly recommended lowering intake of saturated fat to reduce cardiovascular risk. An alternative with much lower saturated fat is pork loin.
• Prepared pork belly is often very high in sodium. Cured or heavily seasoned preparations of pork belly, including many restaurant versions, can contain excessive amounts of sodium. High sodium intake is a primary cause of high blood pressure. A meta-analysis by He, F. J., & MacGregor, G. A. (2009), "A comprehensive review on salt and health and current experience of worldwide salt reduction programmes," confirmed the direct relationship between sodium intake and blood pressure. A daily suggested amount is a very small portion, no more than 1-2 ounces (28-57g), eaten infrequently.

No, pork belly is not a good food choice for regular consumption because its extremely high saturated fat and calorie content outweigh its nutritional benefits. The high concentration of saturated fat and cholesterol in pork belly can lead to the buildup of plaque in arteries, increasing the risk of heart disease. A scientific advisory by Sacks, F. M., et al. (2017), "Dietary Fats and Cardiovascular Disease," recommended replacing saturated fats with unsaturated fats to improve heart health. Regarding metabolic health, the high calorie density of pork belly makes the food very easy to overeat, which can lead to weight gain and associated health issues. A study by Swinburn, B. A., et al. (2011), "The global obesity pandemic," identified increased consumption of energy-dense foods as a key driver of obesity. The meat does provide B vitamins and minerals like selenium, but these nutrients can be obtained from much leaner sources. A review by Rayman, M.P. (2012), "Selenium and human health," notes that selenium is available in other foods like seafood and Brazil nuts that do not carry the same high-fat burden.

The Dietary Guidelines for Americans recommend that saturated fat intake be limited to less than 10 percent of total daily calories. A 2000-calorie diet means this is less than 22 grams of saturated fat per day. A single 3-ounce serving of cooked pork belly can contain over 7 grams of saturated fat, which is one-third of the daily limit. A daily intake of pork belly is not recommended.

The American Heart Association recommends an even stricter limit on saturated fat, at 5 to 6 percent of daily calories. Given that a small 3-ounce portion contains a significant amount of the daily saturated fat limit, a maximum daily intake should not exceed 1 to 2 ounces (28-57g), and this should be consumed only on rare occasions, not as a regular part of the diet.

Yes, pork belly can be eaten during pregnancy but only with extreme caution and in very limited amounts. The primary risk is foodborne illness. All pork products must be cooked to a minimum internal temperature of 145°F (63°C) to eliminate harmful pathogens like Toxoplasma gondii and Listeria monocytogenes, which can cause severe complications in pregnancy. A review by Tenter, A. M., et al. (2000), "Toxoplasma gondii in animals used for human consumption," identified undercooked pork as a significant source of infection. A report from the Centers for Disease Control and Prevention on Listeriosis also highlights the particular danger of this bacterium to pregnant women. Additionally, the very high sodium content of many pork belly preparations is a concern for blood pressure management during pregnancy, as detailed in a study by Duley, L. (2009), "The global impact of pre-eclampsia and eclampsia."

The calorie content of pork belly changes based on the preparation method, which affects the final fat and water content. The raw, uncooked pork belly has the highest calorie count, at 518 calories per 100g, due to its maximum fat content. Cooking methods that render out some of the fat lead to a lower calorie density. Braised pork belly is the lowest in calories among the cooked types, with 447 calories per 100g, as a significant amount of fat melts into the cooking liquid. Roasted and grilled pork belly have higher calorie counts than braised pork belly, at 500 and 485 calories per 100g respectively, because less fat is rendered out compared to slow braising. The lowest calorie count for pork belly is 447 calories for the braised version, while the highest is 518 calories for the raw slab.

Pork belly and pork loin differ dramatically in the cut of meat, nutritional profile, and culinary use. Pork belly is a boneless cut from the fatty underside, or belly, of the pig. Pork loin is a very lean cut from the back of the pig. This difference in origin leads to a vast disparity in macronutrient content. A 100g serving of cooked pork belly contains 447 calories, 12.2g of protein, and 43.5g of fat. A 100g serving of cooked pork loin contains only 160 calories, 26g of protein, and 6g of fat. Pork belly's high fat content makes the food ideal for slow-cooking methods like braising or roasting to achieve a tender, rich result. Pork loin's leanness requires quick cooking methods to prevent the meat from becoming dry and tough. Pork loin is a much healthier choice due to its high protein and low fat and calorie content.

Yes, the macronutrient profile of pork belly changes significantly when cooked. The cooking process, particularly methods involving dry heat like roasting or grilling, renders a large amount of fat out of the meat. This process also causes water to evaporate. A 100g serving of raw pork belly contains 53g of fat and 9.2g of protein. A 100g serving of roasted pork belly contains 50g of fat and 11.9g of protein. The reduction in total weight from water and fat loss concentrates the protein, increasing its percentage relative to the final cooked weight. Braising pork belly, which involves slow cooking in liquid, also alters the macros, resulting in 43.5g of fat and 12.2g of protein per 100g. The final macronutrient composition is always dependent on the specific cooking method and duration.

The origin of pork belly as a food source is tied to the domestication of pigs thousands of years ago in both Asia and Europe. The belly was historically a less desirable, fatty cut, often preserved through curing and smoking. European culinary traditions transformed pork belly into products like bacon and Italian pancetta, methods of preservation that made the cut a staple food for peasants and laborers. The Romans were known to enjoy dishes made from the pig's belly. Asian cuisines independently developed sophisticated methods for preparing the cut. The Chinese dish Hong Shao Rou (red braised pork belly) has a history spanning centuries and is a celebrated comfort food. The Japanese dish Kakuni, simmered in soy sauce and mirin, and the Filipino Lechon, a whole roasted pig where the belly is the most prized part, are other ancient preparations. The elevation of fresh, un-cured pork belly to a gourmet centerpiece on restaurant menus is a more recent phenomenon in Western cuisine, driven by a chef-led interest in nose-to-tail eating and the cut's rich flavor.