Blue crab, canned leads 8–1 · 9 categories decided · 1 tie
Both foods compared at 100 kcal.
The verdict
Blue crab, canned comes out ahead, winning 8 of 9 nutrient match-ups.
Pick Blue crab, canned for more protein, less sugar, less saturated fat, more potassium, more calcium, more iron, more magnesium and more vitamin C.
Pick Pickled herring for less sodium.
Evenly matched on fiber.
Head-to-head
- Energy100 kcal100 kcal
- Proteinmore is betterWIN21.54 g5.42 g
- Carbohydrate0 g3.68 g
- Fibermore is better0 g0 g
- Total sugarsless is betterWIN0 g2.94 g
- Total fat0.89 g6.87 g
- Saturated fatless is betterWIN0.24 g0.91 g
- Sodiumless is better678.31 mg332.06 mgWIN
- Potassiummore is betterWIN312.05 mg26.34 mg
- Calciummore is betterWIN109.64 mg29.39 mg
- Ironmore is betterWIN0.6 mg0.47 mg
- Magnesiummore is betterWIN43.37 mg3.05 mg
- Vitamin Cmore is betterWIN3.98 mg0 mg
- Vitamin Dmore is better——
Winners are decided by deterministic per-metric rules on the stated basis; ties and missing data don’t score (missing ≠ zero). Educational information only — not medical advice.

