Pumpkin flesh is not high in protein. A full cup of cooked pumpkin (about 245 grams) contains only 1.8 grams of protein, which is modest even by vegetable standards. However, pumpkin seeds tell a very different story, packing roughly 5.3 grams of protein per ounce. So the answer depends on which part of the pumpkin you’re eating.
Protein in Pumpkin Flesh
Cooked pumpkin delivers about 49 calories per cup, with 12 grams of carbohydrates, 0.2 grams of fat, and just 1.8 grams of protein. That makes it primarily a carbohydrate source, and a low-calorie one at that. Pumpkin is valuable for its fiber, beta-carotene, and potassium, but if you’re looking to boost your protein intake, the flesh alone won’t get you far.
For comparison, a medium baked potato provides about 4.3 grams of protein, and a medium stalk of boiled broccoli offers 4.3 grams as well. Both roughly double what you’d get from a comparable serving of pumpkin. Even among vegetables, which are generally not protein powerhouses, pumpkin sits near the bottom of the list.
Pumpkin Seeds Are the Real Protein Source
The seeds (sometimes sold shelled as “pepitas”) are where pumpkin’s protein lives. One ounce of whole roasted pumpkin seed kernels contains 5.3 grams of protein. That’s nearly three times what an entire cup of cooked pumpkin flesh provides, in a fraction of the volume. A small handful as a snack or tossed onto a salad adds meaningful protein to a meal.
Pumpkin seeds are calorie-dense compared to the flesh, so they deliver protein alongside healthy fats rather than alongside water and fiber the way the flesh does. This makes them more comparable to nuts and other seeds as a protein source. If you’re eating pumpkin primarily for protein, the seeds are the part worth focusing on.
Are Pumpkin Seeds a Complete Protein?
Pumpkin seeds contain all nine essential amino acids, but not in ideal proportions. Lysine is the limiting amino acid, meaning the seeds provide less of it than your body ideally needs. Research published through the CDC found that pumpkin seed lysine content reached only about 65% of the standard recommended for children by the World Health Organization. Threonine, another essential amino acid, also falls slightly short at about 92% of that standard.
This doesn’t make pumpkin seeds a poor protein choice. It just means they work best as part of a varied diet rather than as your sole protein source. Pairing them with lysine-rich foods like legumes, lentils, or quinoa fills the gap easily. Most people eating a reasonably diverse diet won’t need to think about this at all.
Pumpkin Seed Protein Powder
Pumpkin seed protein has gained traction as a plant-based supplement option. When seeds are pressed for oil, the leftover cake contains 60 to 65 percent protein by weight. Further processing into a protein isolate can push that concentration to roughly 86 percent protein, which is comparable to many whey or pea protein powders on the market. It’s a viable option for people avoiding dairy, soy, or other common protein sources, though the same lysine limitation applies.
How to Get More Protein From Pumpkin
If you enjoy pumpkin and want to make it more protein-forward, the simplest strategy is combining the flesh with higher-protein ingredients. Pumpkin soup made with lentils or white beans, pumpkin oatmeal topped with pepitas, or pumpkin smoothies blended with Greek yogurt all turn a low-protein food into a more balanced meal. The flesh contributes fiber, vitamins, and flavor while other ingredients carry the protein load.
Roasted pumpkin seeds on their own make a solid snack. A two-ounce portion gives you over 10 grams of protein along with magnesium, zinc, and iron. Keep in mind that store-bought versions can be high in sodium, so unsalted or lightly salted varieties are worth seeking out if you eat them regularly.