Pumpkin seeds provide magnesium along with protein, unsaturated fat, and other nutrients. The NIH lists 156 mg of magnesium in a 1-ounce serving of roasted pumpkin seeds—37% of the Daily Value. Compare the product and serving size carefully: green kernels and whole shell-on seeds are different foods to measure.
A small topping can make a meal more interesting without asking you to overhaul the way you eat. Pumpkin seeds bring crunch to a salad, texture to oats, and an easy way to add another plant food to the week.
Pepitas and shell-on seeds: what are you buying?
The green seed commonly sold as a pepita is the kernel. A whole pumpkin seed may still have a pale outer shell. That changes what is included in the weight and how the food is eaten. Do not apply a kernel nutrition entry automatically to an equal volume of whole seeds.
Start with the package name, ingredient list, and Nutrition Facts serving. Check whether the seeds are raw or roasted, salted or unsalted, and whether oil or a seasoning mixture has been added. For a meaningful comparison between brands, compare the same weight of edible food.
How much magnesium do pumpkin seeds provide?
The NIH Office of Dietary Supplements gives 156 mg per ounce of roasted pumpkin seeds. Its magnesium Daily Value is 420 mg for adults and children aged 4 and older. That makes the listed serving a substantial contributor; the Daily Value is a labeling reference rather than everyone’s personal requirement.
Use your own package when a number is available, because products and preparation differ. If you use half of a labeled serving, you get approximately half of its listed nutrients. If you sprinkle a spoonful on a salad, do not count it as a full ounce without measuring.
A useful serving starts with the meal
Try a tablespoon as a topping, then decide whether the meal needs more crunch or whether another ingredient would add more variety. If you want to track a full 1-ounce serving, weigh 28 grams once to see what it looks like in your usual dish. Household spoon measures vary.
Three simple combinations are romaine with chickpeas and pepitas; plain yogurt with berries and a small seed topping; or roasted vegetables finished with seeds after cooking. These are meal ideas, not tested treatments or promises of a particular health result.
Seeds contain energy as well as nutrients. Portioning into a dish can make the amount easier to judge than repeatedly eating from a large bag. For people watching sodium intake, an unsalted version leaves more flexibility for seasoning the rest of the meal.
Do they replace a magnesium supplement?
Food and supplements can each contribute to nutrient intake, but they are not interchangeable by volume or by marketing language. A bowl of seeds contains a mix of nutrients; a capsule has a specified formulation. Your overall diet and any individual clinical needs determine whether supplementation is appropriate.
For supplement comparisons, read the magnesium glycinate versus citrate guide and the actual serving information in our Magnesium ER product guide. A food’s magnesium content does not establish the effects of a particular supplement.
What about claims for sleep, blood sugar, or hormones?
A nutrient’s role in the body is not proof that eating a specific food treats a condition. Likewise, a study of pumpkin seed oil or a concentrated extract cannot simply be presented as a study of a spoonful of seeds. Enjoy their nutritional value without requiring them to deliver a medical outcome.
Our chia and flax comparison offers another way to vary seeds across meals. Rotate foods for taste and variety rather than searching for one perfect seed.
Sources
NIH Office of Dietary Supplements: Magnesium, food sources and Daily Value. Reviewed November 2, 2026. Preparation and meal suggestions are original editorial guidance; use your package for product-specific values.