Mollusks vs Crustaceans
Nutrition comparison per 100g · USDA SR Legacy & USDA SR Legacy
Crustaceans, crab, alaska king, cooked, moist heat is higher in more vitamins & minerals
Calories (kcal)
Mollusks 68
Crustaceans 97
Protein (g)
Mollusks 7.06
Crustaceans 19.4
Carbs (g)
Mollusks 3.91
Crustaceans 0
Fat (g)
Mollusks 2.47
Crustaceans 1.54
Fiber (g)
Mollusks 0
Crustaceans 0
Quick answers
Which has more protein?
Crustaceans, crab, alaska king, cooked, moist heat — 19.4g vs 7.06g per 100g.
Which has fewer calories?
Mollusks, oyster, eastern, canned — 68 vs 97 kcal per 100g.
Which is more nutrient-dense?
Crustaceans, crab, alaska king, cooked, moist heat scores higher in more vitamins and minerals per 100g, though both foods can be part of a healthy diet.
Full Nutrition Comparison
All values per 100g edible portion. Green = Food A higher · Blue = Food B higher
| Nutrient | Mollusks | Crustaceans | Diff |
|---|---|---|---|
| Energy | |||
| Energy | 68 kcal | 97 kcal | -30% |
| Macronutrients | |||
| Water | 85.1 g | 77.6 g | +10% |
| Protein | 7.06 g | 19.4 g | -64% |
| Total lipid (fat) | 2.47 g | 1.54 g | +60% |
| Carbohydrate, by difference | 3.91 g | 0 g | |
| Fiber, total dietary | 0 g | 0 g | = |
| Fats & Fatty Acids | |||
| Fatty acids, total saturated | 0.631 g | 0.133 g | +374% |
| Fatty acids, total monounsaturated | 0.250 g | 0.185 g | +35% |
| Cholesterol | 55.0 mg | 53.0 mg | +4% |
| Vitamins | |||
| Vitamin C, total ascorbic acid | 5.00 mg | 7.60 mg | -34% |
| Thiamin (Vitamin B1) | 0.150 mg | 0.053 mg | +183% |
| Riboflavin (Vitamin B2) | 0.166 mg | 0.055 mg | +202% |
| Niacin (Vitamin B3) | 1.24 mg | 1.34 mg | -7% |
| Pantothenic acid (Vitamin B5) | 0.180 mg | 0.400 mg | -55% |
| Vitamin B-6 — Pyridoxine | 0.095 mg | 0.180 mg | -47% |
| Biotin (Vitamin B7) | 9.00 ug | 51.0 ug | -82% |
| Folate, total (Vitamin B9) | 0 ug | 0 ug | = |
| Choline, total | 81.0 mg | — | |
| Vitamin B-12 — Cobalamin | 19.1 ug | 11.5 ug | +66% |
| Vitamin A, RAE | 90.0 ug | 9.00 ug | +900% |
| Carotene, beta | 0 ug | — | |
| Carotene, alpha | 0 ug | — | |
| Vitamin E (alpha-tocopherol) | 0.850 mg | — | |
| Vitamin D (D2 + D3) | 0 ug | — | |
| Minerals | |||
| Calcium, Ca | 45.0 mg | 59.0 mg | -24% |
| Iron, Fe | 6.70 mg | 0.760 mg | +782% |
| Magnesium, Mg | 54.0 mg | 63.0 mg | -14% |
| Phosphorus, P | 139 mg | 280 mg | -50% |
| Potassium, K | 229 mg | 262 mg | -13% |
| Sodium, Na | 112 mg | 1072 mg | -90% |
| Zinc, Zn | 90.9 mg | 7.62 mg | +1094% |
| Copper, Cu | 4.46 mg | 1.18 mg | +277% |
| Manganese, Mn | 0.450 mg | 0.040 mg | +1025% |
| Selenium, Se | 35.8 ug | 40.0 ug | -11% |
| Other Nutrients | |||
| Energy | 287 kj | 406 kj | -29% |
| Ash | 1.42 g | 1.85 g | -23% |
| Total Sugars | 0 g | — | |
| Folic acid (Vitamin B9 — synthetic) | 9.00 ug | 51.0 ug | -82% |
| Folate, DFE (Vitamin B9 — dietary folate equivalents) | 9.00 ug | 51.0 ug | -82% |
| Vitamin B-12, added | 0 ug | — | |
| Retinol | 90.0 ug | 9.00 ug | +900% |
| Beta-carotene (Provitamin A) | 0 ug | — | |
| Vitamin A, IU | 300 IU | 29.0 IU | +934% |
| Beta-cryptoxanthin (Provitamin A) | 0 ug | — | |
| Lycopene | 0 ug | — | |
| Vitamin E, added | 0 mg | — | |
| Vitamin D (D2 + D3 — total) | 1.00 IU | — | |
| Vitamin D3 — Cholecalciferol (animal / sunlight source) | 0 ug | — | |
| Vitamin K1 — Phylloquinone | 0.100 ug | — | |
| SFA 4:0 (Butyric acid) | 0 g | — | |
| SFA 6:0 (Caproic acid) | 0 g | — | |
| SFA 8:0 (Caprylic acid) | 0 g | — | |
| SFA 10:0 (Capric acid) | 0 g | 0.003 g | -100% |
| SFA 12:0 (Lauric acid) | 0 g | 0.004 g | -100% |
| SFA 14:0 (Myristic acid) | 0.109 g | 0.015 g | +627% |
| SFA 16:0 (Palmitic acid) | 0.435 g | 0.087 g | +400% |
| SFA 18:0 (Stearic acid) | 0.060 g | 0.019 g | +216% |
| MUFA 16:1 (Omega-7, Palmitoleic acid) | 0.074 g | 0.041 g | +80% |
| MUFA 18:1 (Omega-9, Oleic acid family) | 0.097 g | 0.089 g | +9% |
| MUFA 20:1 (Omega-9, Gondoic / Gadoleic acid) | 0.060 g | 0.014 g | +329% |
| MUFA 22:1 (Omega-9, Erucic acid family) | 0.009 g | 0.038 g | -76% |
| Fatty acids, total polyunsaturated | 0.739 g | 0.536 g | +38% |
| PUFA 18:2 (Omega-6, Linoleic acid) | 0.049 g | 0.020 g | +145% |
| PUFA 18:3 (Omega-3, Alpha-linolenic family) | 0.037 g | 0.014 g | +164% |
| PUFA 18:4 n-3 (Omega-3, SDA — Stearidonic acid) | 0.096 g | 0.015 g | +540% |
| PUFA 20:4 (Omega-6, Arachidonic acid family) | 0.068 g | 0.043 g | +58% |
| PUFA 20:5 n-3 (Omega-3, EPA — Eicosapentaenoic acid) | 0.211 g | 0.295 g | -28% |
| PUFA 22:5 n-3 (Omega-3, DPA — Docosapentaenoic acid) | 0.050 g | 0.031 g | +61% |
| PUFA 22:6 n-3 (Omega-3, DHA — Docosahexaenoic acid) | 0.228 g | 0.118 g | +93% |
| Tryptophan (EAA) | 0.079 g | 0.269 g | -71% |
| Threonine (EAA) | 0.304 g | 0.783 g | -61% |
| Isoleucine (EAA, BCAA) | 0.307 g | 0.938 g | -67% |
| Leucine (EAA, BCAA) | 0.497 g | 1.54 g | -68% |
| Lysine (EAA) | 0.528 g | 1.68 g | -69% |
| Methionine (EAA) | 0.159 g | 0.545 g | -71% |
| Cystine (conditionally essential) | 0.093 g | 0.217 g | -57% |
| Phenylalanine (EAA) | 0.253 g | 0.817 g | -69% |
| Tyrosine (conditionally essential) | 0.226 g | 0.644 g | -65% |
| Valine (EAA, BCAA) | 0.308 g | 0.910 g | -66% |
| Arginine (conditionally essential) | 0.515 g | 1.69 g | -70% |
| Histidine (EAA) | 0.136 g | 0.393 g | -65% |
| Alanine | 0.427 g | 1.10 g | -61% |
| Aspartic acid | 0.681 g | 2.00 g | -66% |
| Glutamic acid | 0.961 g | 3.30 g | -71% |
| Glycine (conditionally essential) | 0.442 g | 1.17 g | -62% |
| Proline (conditionally essential) | 0.288 g | 0.638 g | -55% |
| Serine | 0.316 g | 0.762 g | -59% |
| Alcohol, ethyl | 0 g | — | |
| Caffeine | 0 mg | — | |
| Theobromine | 0 mg | — | |
| Purines | |||
| Purine, adenine | 39.0 mg | — | |
| Purine, guanine | 22.0 mg | — | |
| Purine, hypoxanthine | 30.0 mg | — | |
| Purine, xanthine | 16.0 mg | — | |
| Purines, total | 107 mg | — | |
* All values per 100g edible portion. Source: USDA SR Legacy and USDA SR Legacy. Diff column shows percentage difference relative to Food B.
Like this comparison?
Get weekly food comparisons and nutrient guides — explained simply. Free, no spam.