Pork broth is a nutritious, low-calorie liquid that provides protein, gelatin, and small amounts of minerals. It’s a solid addition to most diets, particularly as a base for soups or as a warm, hydrating drink. That said, some of its popularized benefits, especially around mineral content, are overstated.
What Pork Broth Actually Contains
A cup of pork bone broth typically delivers 6 to 12 grams of protein, depending on how long it’s simmered and how many bones you use. Most of that protein comes from collagen that dissolves out of the bones, cartilage, and connective tissue during cooking. When the broth cools and turns jiggly, that’s gelatin, the cooked form of collagen.
Where pork broth falls short of its reputation is minerals. Despite the common claim that bone broth is rich in calcium and magnesium, lab analyses tell a different story. Calcium and magnesium levels in homemade or commercial bone broth typically provide less than 5% of your daily recommended intake per serving. Pork bones release roughly 26 parts per million of calcium and 25 parts per million of magnesium into the broth. For context, a single glass of milk delivers far more calcium than a full pot of pork bone broth. If you’re drinking it for minerals, you’ll want to get those elsewhere.
Gelatin and Gut Health
The gelatin in pork broth is where most of the real benefit lies. Gelatin is rich in amino acids that play a role in maintaining the lining of your digestive tract. One of these, glutamic acid, converts to glutamine in your body, which helps fuel the cells that line your intestines and keeps the intestinal wall functioning properly.
Animal studies on colitis have shown that gelatin can protect and help repair the mucosal lining of the digestive tract. A 2021 study in mice found that the amino acids in bone broth had anti-inflammatory properties that reduced gut damage from ulcerative colitis. These findings suggest pork broth may support gut barrier integrity and help with conditions sometimes described as “leaky gut,” though human trials are still limited. For people recovering from stomach illness or dealing with digestive sensitivity, pork broth is an easy-to-tolerate food that keeps you hydrated while delivering these compounds.
Amino Acids That Matter
Beyond gelatin’s gut benefits, pork broth supplies a handful of amino acids you don’t get much of from muscle meat alone. The most notable are glycine and glutamic acid. In lab analyses of bone broth, glutamic acid is the most abundant amino acid at around 50 mg per 100 mL, followed by glycine at roughly 15 mg per 100 mL. These numbers come from bovine broth analysis, and pork broth has a comparable profile given similar collagen sources.
Glycine plays a role in sleep quality, inflammation regulation, and the production of glutathione, one of your body’s key protective compounds. Glutamic acid supports brain function and, as mentioned, fuels your intestinal lining. You’d need to drink broth regularly and in meaningful quantities to get significant amounts, but as part of a varied diet, it’s a useful source of these amino acids that most people are low on.
Collagen for Skin and Joints
Pork bones and skin are rich in collagen, and simmering them for hours breaks that collagen down into gelatin and smaller peptides that your body can absorb. Collagen supplements have shown benefits for skin elasticity and joint comfort in clinical trials, and pork broth delivers some of the same raw material. The catch is dosage: most supplement studies use 5 to 15 grams of collagen peptides daily, and a single cup of broth may not reach that threshold. Drinking it consistently, or using it as a cooking base throughout the week, gets you closer.
Boiling Helps With Histamine
If you’re sensitive to histamine, pork broth may actually be a better choice than grilled or fried pork. Grilling pork increases its histamine levels by about 1.5 times, but boiling decreases histamine by 10% to 20%. This makes broth one of the more tolerable ways to consume pork for people with histamine sensitivity. One caveat: very long cooking times could allow bacteria to produce histamine if the broth isn’t kept at a consistent simmer. Keeping the broth at a rolling temperature and refrigerating it promptly after cooking reduces this risk.
Who Should Be Cautious
People with gout or high uric acid levels should approach pork broth carefully. Meat-based broths contain purines, compounds your body converts to uric acid. While most cuts of pork contain moderate purine levels, simmering bones for hours concentrates those purines into the liquid. Organ meats are the biggest concern, with some (like thymus) containing over 1,000 mg of purines per 100 grams. If you have gout, a broth made from standard pork bones is lower risk than one made with organ meat, but it’s still worth moderating your intake.
Sodium is the other practical concern. Store-bought pork broth often contains 500 to 900 mg of sodium per cup. Making your own lets you control the salt, and you can add it to taste at the end rather than during cooking.
How to Get the Most From It
The key to a nutrient-rich pork broth is using bones with plenty of cartilage and connective tissue attached. Pork neck bones, trotters (feet), and knuckle bones produce the most gelatin. Simmering for at least 8 to 12 hours on the stovetop, or 4 to 6 hours in a pressure cooker, gives collagen enough time to break down fully. Adding a splash of vinegar at the start is a common recommendation meant to help leach minerals from the bones, though given how low the mineral yield is regardless, the main benefit of vinegar is flavor.
A well-made pork broth will gel when refrigerated. That gel is a visual confirmation that you’ve extracted a meaningful amount of gelatin. If your broth stays liquid in the fridge, you likely need more bones relative to water, or a longer cooking time. For the best nutritional return, use about 2 pounds of bones per quart of water, and don’t dilute with too much liquid at the start.