Using the same cooked-weight basis for every variety makes the clearest comparison. A 100-gram cooked serving generally supplies about 20 to 28 grams of protein. Chinook and sockeye reach the upper end, while coho, pink, and chum usually fall lower.
This comparison covers six major salmon types, wild and farm-raised differences, cooking losses, and practical portion calculations for your meal plan.
Salmon Protein on a Consistent Weight Basis
Comparing each 100-gram portion in the same preparation state follows one clear rule. That standard lets you separate species differences from changes caused by moisture, cooking, or added ingredients. It also gives you a usable starting point instead of mixing incompatible measurements.
Protein per 100 grams shows how many grams of protein appear in a 100-gram portion. A cooked serving usually contains about 20 to 25 grams, but individual products can fall outside that range because databases combine samples with different fat and moisture levels.
Your package label should override a general table when you need exact tracking. A label reflects the specific Atlantic, Pacific, wild-caught, or farm-raised salmon in your hand, while a published estimate describes a broader category.
Variables That Change the Total
Five details can change your protein estimate:
- Salmon species. Atlantic, Chinook, coho, sockeye, pink, and chum differ in protein, fat, and water content.
- Origin and rearing. Wild-caught and farm-raised products may differ in feed access, body composition, and moisture.
- Moisture content. Water takes up space in the 100-gram portion without adding protein.
- Cooking state. Raw and cooked values describe different weights of fish.
- Portion weight. Ounces, grams, and labeled servings do not represent identical amounts.
These factors explain why the same database may group several records under one broad salmon category. USDA FoodData Central provides useful reference values, but its entries still function as estimates rather than guarantees for every retail fillet.
Once you have a dependable baseline, species differences become easier to interpret without mistaking estimates for exact nutritional guarantees.
How Major Salmon Species Compare
Chinook and sockeye generally provide the highest protein density among the six major types when compared by cooked weight. Their typical 100-gram values reach 28 grams and 26 grams, respectively, while the other varieties more often fall between 20 and 25 grams.
| Salmon type | Cooked protein per 100 g | Approximate raw protein per 100 g |
|---|---|---|
| Atlantic salmon | 22 to 25 g | About 20 to 22 g |
| Chinook salmon | 24 to 28 g | About 21 to 24 g |
| Coho salmon | 20 to 23 g | About 19 to 21 g |
| Sockeye salmon | 23 to 26 g | About 21 to 23 g |
| Pink salmon | About 21 to 23 g | About 18 to 20 g |
| Chum salmon | About 20 to 23 g | About 18 to 21 g |
These ranges show why a single number cannot represent every salmon fillet. Analytical samples, preparation methods, skin retention, and trimming all affect the measured value. Use each range as a planning estimate unless a package label offers a more precise figure.
Protein Density and Fat Content
Sockeye’s advantage becomes clearer when you compare equal cooked weights with Atlantic salmon. Wild-caught sockeye often supplies 23 to 26 grams per 100 grams, compared with roughly 22 to 25 grams for farm-raised Atlantic.
The difference is modest, but the underlying composition matters. Sockeye generally pairs high protein density with low fat, while Atlantic can contain more fat. Because protein and water can occupy less of a fattier fillet, a 100-gram portion may not concentrate protein as strongly.
Chinook reaches the upper end of the comparison because many samples combine a high protein value with a richer fat profile. That does not make Atlantic or coho inferior for your goals. You can choose based on protein density, fat, flavor, texture, availability, and cost.
Those nutritional differences matter in practice only when you also account for how fishing method affects fat, texture, availability, and price.
Wild-Caught and Farm-Raised Salmon Compared
A wild or farm-raised label does not by itself reveal the protein content of a fillet. Species, feed, body composition, and moisture can outweigh origin, so comparing wild sockeye with farmed Atlantic measures two variables at once.
Lean wild sockeye and richer farm-raised Atlantic provide the clearest practical contrast. Their cooked protein totals often differ by only a few grams per 100 grams, yet sockeye usually supplies more protein relative to fat. Check the nutrition label rather than assuming every wild-caught product shares the same profile.
Atlantic vs sockeye salmon protein can be compared directly only after you account for preparation. Raw sockeye commonly falls around 21 to 23 grams per 100 grams, while raw Atlantic usually supplies about 20 to 22 grams. Cooking can widen or narrow that small difference depending on water loss.
Origin still matters indirectly because farming conditions can affect growth and fat deposition. Feed, swimming activity, water temperature, harvest time, and individual body composition all influence the final fillet. That variability aligns with the need to treat wild-versus-farm-raised comparisons as category-level estimates.
Canned Salmon Requires a Drained Weight
Canned salmon generally contains about 18 to 22 grams of protein per 100 grams, which is lower than many fresh cooked estimates. Drain the fish and weigh only the edible salmon. Weighing the can includes liquid that can distort both your portion and protein total.
| Product form | Protein per 100 g | Ideal measurement point |
|---|---|---|
| Fresh cooked fillet | About 20 to 28 g | After cooking |
| Raw salmon fillet | About 18 to 24 g | Before cooking |
| Canned salmon | About 18 to 22 g | After draining |
Salt, oil, broth, and packing liquid don’t contribute protein. Some canned products also contain water or other ingredients that dilute the salmon’s concentration. Your best calculation uses the drained edible weight and a nutrition label matched to that exact product.
Why Cooking Changes Salmon Protein Values
Cooking usually increases protein per 100 grams because the fish loses water, not because heat creates protein. A 5-ounce raw fillet may finish at 4 ounces while retaining nearly all of its original protein. The same nutrient total now occupies a smaller cooked weight.
That weight loss can make cooked salmon protein per serving look higher than the raw estimate. A dry roasted fillet may lose about 20 percent of its starting weight, while a moist or poached fillet may lose less. Grilling, smoking, pan-searing, baking, and poaching can all produce different final weights.
You avoid a misleading estimate by applying the correct number to the state you are measuring. Use a raw protein value before applying heat and a cooked value after the fish cools enough to weigh. Mixing the two stages can understate or inflate your total.
Variables Hidden in the Final Fillet
Preparation changes the final measurement before you begin calculating. Skin-on fish may retain more moisture than a fillet trimmed before weighing. Salting, brining, and marinating can draw water from the flesh, while a compact block may differ from a loose fillet.
Don’t apply a cooked per-100-gram value to raw salmon without accounting for expected water loss.
For accurate tracking, weigh your fish after draining any marinade and before adding oil. When planning from a grocery package, use the label’s raw value and expect your cooked portion to weigh less while retaining nearly the same total protein.
Turning Salmon Weight Into a Protein Estimate
A useful protein estimate takes three inputs: your portion’s weight, its species, and whether it is raw or cooked. Multiply the weight by the matching protein rate, then divide by 100. The process takes only a few seconds once the correct rate is selected.
The Calculation Formula
Protein in grams = portion weight × protein per 100 grams ÷ 100.
You should use a raw value for salmon taken directly from its package. Choose a cooked value after the fish has finished cooking and drained. Once you have the right rate, convert ounces to grams with a simple multiplication.
- Convert your weight. Multiply ounces by 28.35 to find the equivalent weight in grams.
- Choose the preparation state. Select a raw estimate before heat or a cooked estimate afterward.
- Enter the protein rate. Use the species value from a comparable product or nutrition label.
- Complete the calculation. Divide the multiplication result by 100 to obtain grams of protein.
- Round for planning. Keep one decimal place rather than implying false precision.
Three Portion Examples
A 3-ounce cooked serving weighs about 85 grams. At 24 grams of protein per 100 grams, it provides approximately 20.4 grams of protein. The same 100-gram portion provides exactly 24 grams because it weighs more.
A 4-ounce cooked fillet weighs about 113 grams. Using a 22-gram protein rate, it supplies roughly 24.9 grams of protein. A 4-ounce raw sockeye fillet at that rate also contains about 24.9 grams before cooking.
A 100-gram cooked Chinook portion at the midpoint estimate of 26 grams provides 26 grams of protein. Your own total can differ because retail products, trimming, and cooking methods change both moisture and final weight.
These examples show why your scale and preparation state matter. Weigh raw fish before heat, weigh cooked fish after draining, and use the rate that matches both measurements. Never assume a 3-ounce raw serving remains 3 ounces after cooking.
Choosing Salmon for a High-Protein Diet
Chinook and sockeye are the strongest choices by protein density when you compare equal cooked weights. Sockeye usually fits a leaner eating pattern, while Chinook offers richer flavor and fat. Your priorities can still shift the best option toward another variety.
Atlantic salmon may provide a similar practical amount in a larger, widely available portion. Coho and chum can support a high-protein diet while offering lighter flavor and texture. Pink salmon also supplies meaningful protein, usually near 21 to 23 grams per cooked 100 grams.
Match Each Comparison to Your Goal
Your best choice depends on whether protein density, cost, fat, or convenience matters most. Compare cooked Chinook and sockeye for the highest estimated density. Choose Atlantic when availability and price guide your decision, or consider canned salmon when storage matters.
- Protein priority: Compare Chinook and sockeye using the same cooked-weight basis.
- Lean choice: Consider sockeye, which often pairs high protein density with low fat.
- Flexible choice: Use Atlantic when portion size, price, and availability drive your selection.
- Mild option: Consider coho, pink, or chum for lighter flavor and texture.
- Exact tracking: Check the package label and weigh the edible portion in the correct state.
Your clearest next step has three parts: identify the salmon type, verify whether its weight is raw or cooked, and apply the matching figure. This sequence removes the largest sources of error and gives you a dependable estimate for your meal plan.
Bottom Line
Expect about 20 to 28 grams of protein in 100 grams of cooked salmon. Chinook and sockeye generally reach the upper end, while Atlantic, coho, pink, and chum more often fall between 20 and 25 grams.
Start with the weight you actually have and match it to the correct preparation state. Species determines the broad range, while origin, moisture, cooking loss, drained weight, and the package label refine your result.
FAQ
Which type of salmon has the most protein?
Chinook and sockeye generally have the most protein. They provide roughly 24 to 28 and 23 to 26 grams per 100 grams cooked, respectively. Your package label takes priority for an exact product because individual samples vary.
How many grams of protein are in a typical serving of salmon?
A 3-ounce cooked serving weighing about 85 grams provides roughly 18 to 24 grams of protein. Your result depends on the species and cooked weight. Use the portion’s actual mass and a comparable protein rate for a closer estimate.
How much protein does salmon contain per 100 grams?
A typical 100-gram cooked serving supplies about 20 to 25 grams of protein. Chinook may reach 28 grams, while coho, pink, and chum commonly sit near 20 to 23 grams. Raw and canned salmon usually provide somewhat lower values.
How much protein is in 100 grams of salmon?
A cooked 100-gram serving contains about 20 to 25 grams of protein. Chinook may reach 28 grams, while coho often sits near 20 to 23 grams. Raw, canned, and moisture-rich products can fall below that range.
Does farmed salmon have more protein than wild salmon?
Protein content does not consistently run higher in farmed salmon. Lean wild sockeye often provides more protein relative to fat than farm-raised Atlantic, but species, feed, and moisture matter more than the origin label.
Does wild salmon have more protein than farmed salmon?
Wild salmon doesn’t automatically contain more protein. Lean wild sockeye is often denser than fattier farm-raised Atlantic, but species, feed, and moisture matter more than the wild label. Compare the same species and preparation for a fair result.
