Salmon is high in protein. A standard 3-ounce cooked serving delivers 22 to 24 grams, depending on the species. That puts salmon among the most protein-dense foods you can eat, and the protein it provides is complete, meaning it contains all nine essential amino acids your body can’t make on its own.
How Much Protein Is in Salmon
The FDA lists cooked Atlantic, coho, sockeye, and chinook salmon at 24 grams of protein per 3-ounce (84g) serving. Pink and chum salmon come in slightly lower at 22 grams per serving. Scaled up to a typical restaurant-sized 6-ounce fillet, you’re looking at 44 to 48 grams of protein in a single portion.
To put that in perspective, the recommended daily protein intake for a sedentary adult is about 0.36 grams per pound of body weight, which works out to roughly 54 grams a day for a 150-pound person. One 6-ounce salmon fillet covers close to 90% of that baseline target. If you’re active or building muscle, your needs are higher, but salmon still makes a serious dent.
How Salmon Compares to Chicken and Other Meats
Chicken breast is the classic high-protein benchmark, and it does edge out salmon. Per 3.5 ounces (100 grams) of cooked meat, chicken breast provides about 33 grams of protein and 187 calories, while salmon provides about 22 grams of protein and 206 calories. Gram for gram, chicken breast is the leaner, more protein-dense option.
But that comparison misses the bigger picture. Salmon’s extra calories come primarily from omega-3 fatty acids, which benefit heart health, brain function, and inflammation. You’re trading a few grams of protein for nutrients that chicken simply doesn’t offer. If your goal is maximum protein per calorie, chicken breast wins. If your goal is overall nutritional value per serving, salmon is hard to beat.
Protein Quality Matters, Not Just Quantity
Not all protein sources are absorbed and used by your body with equal efficiency. Salmon scores exceptionally well on the DIAAS scale, which is the current gold standard for measuring protein quality. This score looks at how digestible each essential amino acid is and whether any are missing or in short supply. Whole salmon protein scores 100 or above for adults, placing it in the “excellent” quality category.
The amino acid profile itself is well suited for muscle maintenance and recovery. Salmon fillet contains roughly 16 milligrams of leucine per gram of meat. Leucine is the amino acid most directly responsible for triggering muscle protein synthesis after a meal. Salmon also delivers high levels of lysine and glutamic acid, both important for tissue repair and immune function.
Which Salmon Species Has the Most Protein
Among the five Pacific salmon species, coho has the highest protein content. The differences between species are relatively small, though, typically a gram or two per serving. Wild sockeye and wild chinook (king) salmon also rank at the top for protein concentration, and both tend to be leaner than farmed Atlantic salmon.
Farmed Atlantic salmon, the most widely available variety in grocery stores, is slightly higher in fat and calories than most wild species. Its protein content per serving is comparable, but wild sockeye in particular offers a better protein-to-calorie ratio because it carries less fat. If you’re specifically optimizing for protein density, wild sockeye or coho are your best choices. Pink and chum salmon are the most affordable options and still deliver 22 grams of protein per 3-ounce serving.
Protein Per Calorie: How Efficient Is Salmon
For fattier species like Atlantic, coho, sockeye, and chinook, you get 24 grams of protein for 200 calories per 3-ounce serving. That’s about 48% of calories coming from protein. Pink and chum salmon are leaner: 22 grams of protein for just 130 calories, meaning roughly 68% of their calories come from protein. That puts pink and chum salmon on par with chicken breast for caloric efficiency, making them excellent choices if you’re eating in a calorie deficit or prioritizing protein intake on a budget.
Canned salmon, which is typically pink or chum, is one of the most cost-effective ways to get high-quality protein from fish. It retains the same protein content as fresh fillets, and the bones (softened during canning) add a bonus of calcium.
Practical Ways to Hit Your Protein Goals With Salmon
A 3-ounce serving of salmon is about the size of a deck of cards. Most people eat closer to 4 to 6 ounces at a meal, which delivers 30 to 48 grams of protein. Pairing salmon with other protein-containing foods like rice, beans, or eggs can easily push a single meal past 50 grams.
Cooking method doesn’t significantly change the protein content. Baking, grilling, poaching, and pan-searing all preserve the protein. Deep frying adds calories from oil and batter without adding protein, so it’s the least efficient preparation if protein density is your priority. Smoked salmon retains its protein as well, though it tends to be high in sodium.