Anchovies deliver 20–29 g of protein per 100 g, with ~8 g per ounce and about 1.2 g per small fillet.
Chasing a small fish with big protein? This guide lays out clear numbers, portion math you can trust, and simple ways to use these salty workhorses in real meals. You’ll see how curing shifts the per-gram totals, what a single fillet actually weighs, and how many grams land in a tin, a jar, a salad, or a pasta pan.
Protein In Anchovies: Serving Sizes That Matter
Protein varies by form. Raw fish reads lower. Drained, oil-packed fillets read higher because water leaves and nutrients concentrate. The figures below reflect U.S. nutrition datasets used by dietitians and product labels.
| Form (Per 100 g) | Protein (g) | Notes |
|---|---|---|
| Raw fillet | ~20.4 | Uncooked, higher moisture. |
| Canned in oil, drained | ~28.9 | Salt-cured, then packed in oil; water loss raises density. |
| Anchovy paste | ~14–20 | ~2 g per tablespoon; varies by brand and oil content. |
Why The Numbers Differ
Salt curing pulls out moisture. Draining removes even more. Less water per bite means a higher gram-for-gram protein figure in jarred or tinned fillets. Raw fish holds more water, so the per-100 g reading looks lower, though the amino acids come from the same fish.
Amino Acid Quality
Fish protein covers all nine essential amino acids with strong levels of lysine, leucine, and methionine. That mix helps muscle repair and day-to-day maintenance. It’s one reason a few fillets can round out a plant-heavy plate without a large portion.
Portion Math: From Fillet To Can
Labels can be tricky: different net weights, oil included, and varying fillet counts. Here’s the simple math you can apply in your head or on a phone.
Per Fillet
Small packed fillets weigh about 4 g each. With the drained, oil-packed figure (~28.9 g per 100 g), one piece gives roughly 1.2 g protein. Five pieces land near 6 g. A Caesar dressing that uses 2–3 fillets adds 2–4 g to the bowl with almost no texture change.
Per Ounce
One ounce of drained, oil-packed fish weighs 28.35 g. Multiply by 0.289 and you get ~8.2 g protein. For raw fish, use 0.204 and you’ll get ~5.8 g per ounce. That spread comes down to moisture, not a different kind of protein.
Per Can Or Jar
Drained weights vary. A small tin often lists 29 g drained with 6–8 fillets. Larger tins and jars run 45–50 g drained. Using the same 28.9 g per 100 g figure, a 29 g tin gives ~8.4 g, while a 50 g jar gives ~14.5 g protein. When a recipe calls for “one tin,” you now have a quick range without guessing.
What About Pizza, Salads, And Pasta?
A medium pizza usually carries 4–8 fillets; that’s ~5–10 g protein spread across slices. A niçoise-style salad with 5 fillets lands near 6 g. Pasta puttanesca with a 50 g jar stirred into the sauce adds ~14–15 g to the pot, then splits across servings. If you’re logging macros, that’s handy for fast estimates.
Benefits Beyond Protein
These fish bring more than amino acids. You also get marine omega-3s (EPA and DHA), calcium from small bones, selenium, and a healthy dose of niacin. Because the flavor is concentrated, a few pieces can lift both protein and omega-3 intake without a large serving.
Low Mercury Choice
Anchovies sit low on the food chain and are listed among “Best Choices” for mercury by U.S. guidance. That makes them a smart pick for frequent use compared with many large predatory fish.
Sodium And Curing: What To Watch
That bold, briny punch comes with salt. Drained oil-packed fillets can carry well over 3,000 mg sodium per 100 g. A few fillets are fine for many eaters, yet anyone tracking sodium should portion with care. Quick tip: rinse under cold water before cooking to shave surface salt while keeping the savory depth.
Label Reading: Get The Numbers You Need
Drained weight. This is the edible portion after oil drains. Use it for protein math.
Serving size. Look for both grams and “pieces.” Grams let you scale up or down cleanly.
Protein line. Many labels show protein per serving. If the can lists 15 g protein per 30 g serving, that maps to ~50 g per 100 g. For typical anchovy tins, you’ll see values near the 28–30 g per 100 g range once you account for style and brand.
Sodium line. Oil-packed and salted products vary a lot. Rinsing helps. Paste is usually salty, too, since it concentrates fillets with oil and salt.
Protein Density: Per Calorie View
Two quick checks can help you pick a style for your goals:
- Raw fillet: ~131 kcal and ~20.4 g protein per 100 g → roughly 15.6 g protein per 100 kcal.
- Oil-packed, drained: ~210 kcal and ~28.9 g protein per 100 g → roughly 13.8 g protein per 100 kcal.
Raw has a slight edge per calorie due to lower fat. Oil-packed wins for pantry life and convenience. Both are lean, complete protein sources.
How To Add Them Without Overthinking It
Start small and let heat mellow the flavor. Melt 2–3 fillets in olive oil with garlic, toss through greens, fold into beans, or mash with lemon and chili for a fast toast topping. In sauces, a few pieces dissolve and round out the base. In salads, tear tiny bits so they season every bite.
Quick Flavor Combos
- Pantry pasta: Breadcrumbs, chili flakes, olives, parsley, and 4–6 chopped fillets.
- Sheet-pan veg: Roast broccoli, then finish with minced fillets, lemon zest, and olive oil.
- Protein toast: Greek yogurt, lemon, capers, and a few mashed fillets on grainy bread.
- Rice bowl: Warm rice, sautéed greens, soft egg, and chopped fillets for a fast boost.
Protein Targets: Where Anchovies Fit
Planning 20–30 g protein at a meal is common for active adults. Two easy ways to use these fish toward that target:
- Mix and match: 50 g drained anchovy (~14–15 g) plus 2 eggs (~12–13 g) reaches the zone fast.
- Top-up move: Add 5–8 fillets to a veggie-heavy dish to add 6–10 g without changing volume.
Second-Look Table: Portions And Protein
Use this quick table when you’re shopping or logging meals.
| Portion | Protein (g) | How To Read It |
|---|---|---|
| 1 fillet (oil-packed, drained) | ~1.2 | About 4 g weight per piece. |
| 5 fillets | ~6 | Nice bump for salads or pizza topping. |
| 1 oz drained fillets | ~8.2 | 28.35 g × 0.289 = 8.2 g. |
| 100 g raw | ~20.4 | Moisture keeps density lower. |
| 100 g drained, oil-packed | ~28.9 | Higher density after curing and draining. |
| Small tin, 29 g drained | ~8.4 | Often 6–8 fillets; check label. |
| Jar, 50 g drained | ~14.5 | Common pantry size; easy for sauces. |
| Anchovy paste, 1 Tbsp | ~2 | Brand-dependent; check the label. |
Buying Tips And Storage
- Choose styles: Whole fillets for salads and pizza; paste for dressings, dips, and sauces.
- Rinse if needed: A quick rinse tones down salt. Pat dry so oil or dressing sticks.
- After opening: Move leftovers to a small container, cover with oil, and refrigerate. Use within a few days. Freeze well-sealed portions for longer.
- Quality cues: Firm fillets, even color, clean ocean aroma. Cloudy oil or off smells are red flags.
Cooking Notes That Change The Count
Gentle heat doesn’t destroy protein. The big swing is water and oil. Searing raw fillets drives off water, nudging the per-gram reading up slightly. Cured fillets in a hot pan can lose surface oil, which barely alters protein per bite. The best way to keep numbers consistent is to measure by drained weight before cooking.
Method And Sources
Per-100 g figures come from U.S. nutrition datasets used by dietitians: raw fish around 20.4 g protein per 100 g; drained, oil-packed fillets around 28.9 g per 100 g. One ounce conversions multiply by 28.35. Fillet weight uses common retail tins labeled with 6–8 pieces at ~29 g drained, which averages ~4 g per fillet. Paste numbers draw from branded nutrition labels that cluster near 2 g protein per tablespoon.
Primary references used in this piece: USDA-based nutrition data for canned, drained fillets and the EPA-FDA fish advice that lists anchovies among “Best Choices” for low mercury. These links open in a new tab. Exact label values can vary by brand, curing time, and oil, so always check your tin or jar for serving size and protein per serving.