Soft Shell Crab Calories & Nutrition Facts
Whole crab eaten shell and all, a seasonal delicacy.
Quick answer
How many calories are in Soft Shell Crab?
Soft Shell Crab has 175 calories per 100g. A 1 oz (28g) has about 49 calories. It is a moderate-calorie food, with most calories coming from fat.
Practical Portion Guide for Soft Shell Crab
| Portion | Calories | Protein | Carbs | Net carbs | Fat |
|---|---|---|---|---|---|
| 1 oz (28g) | 49 kcal | 4.5g | 2.2g | 2.2g | 2.2g |
| 50g snack portion | 88 kcal | 8.0g | 4.0g | 4.0g | 4.0g |
| 100g reference | 175 kcal | 16.0g | 8.0g | 8.0g | 8.0g |
| 200g larger portion | 350 kcal | 32.0g | 16.0g | 16.0g | 16.0g |
Use gram-based portions when precision matters, especially during weight loss or macro tracking.
Serving Size Calculator
Macros Breakdown (per 100g)
Diet Suitability
How Soft Shell Crab Fits Into a Diet
Soft Shell Crab can fit a balanced diet when portioned against your calorie and macro targets.
Build meals around protein, fiber, and minimally processed ingredients to make the portion more filling.
Preparation method, brand, and added ingredients can change the final nutrition values.
Plan Around Soft Shell Crab
High-Protein Low-Calorie Foods
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Protein Calculator
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Macro Calculator
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Calorie Calculator
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Compare Soft Shell Crab With Similar Seafood
Use this comparison when choosing a serving. Calories alone do not tell the full story: protein, fiber, fat, sodium, and realistic portion size determine whether a food fits your plan.
| Food | Calories | Protein | Carbs | Fat | Fiber |
|---|---|---|---|---|---|
| Soft Shell Crab | 175 kcal | 16g | 8g | 8g | 0g |
| Sea Bass | 124 kcal | 24g | 0g | 2.6g | 0g |
| Langoustine | 90 kcal | 20g | 0g | 0.8g | 0g |
| Red Snapper | 128 kcal | 26g | 0g | 1.7g | 0g |
| Swordfish | 172 kcal | 28g | 0g | 5.7g | 0g |
| Squid (Calamari) | 175 kcal | 18g | 8g | 7.5g | 0g |
All comparison values use each food's 100-unit reference so foods can be compared on the same basis.
Vitamins & Minerals
Vitamins
Minerals
Complete Nutrition Facts (per 100g)
Methodology & Nutrition Data Sources
How we calculate nutrition data for Soft Shell Crab: Our calorie and macronutrient data integrates multiple authoritative federal nutrition databases. Values shown reflect standard serving sizes unless specified, based on USDA laboratory analysis of raw and prepared food samples.
- Calorie and macronutrient data sourced from the USDA FoodData Central — the comprehensive federal nutrition database covering 1M+ food items with full nutrient profiles.
- Daily Value percentages (% DV) based on FDA Daily Value reference amounts for a 2,000 calorie diet, as established under 21 CFR 101.9.
- Dietary reference intakes (DRI) for vitamins and minerals from the NIH Dietary Reference Intake tables — the gold standard for nutrient adequacy assessment.
- Glycemic index values cross-referenced with Harvard Health Glycemic Index Reference and University of Sydney GI database.
- Dietary guidelines context from the HHS/USDA Dietary Guidelines for Americans 2020–2025 — the federal evidence-based nutrition guidance.
Authoritative nutrition data sources:
- USDA FoodData Central — comprehensive food composition database
- FDA Nutrition Facts Label rules — % Daily Value methodology
- NIH Office of Dietary Supplements — vitamin and mineral research
- CDC Nutrition — Public Health Guidance — chronic disease and diet
- HHS/USDA Dietary Guidelines 2020–2025 — federal nutrition recommendations
- Harvard T.H. Chan School of Public Health — The Nutrition Source — evidence-based dietary guidance
Nutrition Disclaimer: Calorie and nutrient values are based on standard USDA reference data and may vary by brand, preparation method, ripeness, and cooking technique. These values are for informational purposes only and should not replace personalized dietary advice from a registered dietitian. Individuals with medical conditions should consult a healthcare provider before making significant dietary changes.
Reviewed by Brazora Monk · Last updated May 17, 2026 · USDA FoodData Central & FDA Nutrition data current as of latest release
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Frequently Asked Questions
How many calories are in Soft Shell Crab?
Soft Shell Crab contains 175 calories per 100g serving. This includes 64 calories from protein, 32 calories from carbohydrates, and 72 calories from fat.
Is Soft Shell Crab good for weight loss?
Soft Shell Crab can be part of a weight loss diet with 175 calories per 100g. Monitor portion sizes and balance it with other low-calorie foods throughout the day.
How much protein is in Soft Shell Crab?
Soft Shell Crab contains 16g of protein per 100g. This provides a moderate amount of protein, contributing well to daily protein goals.
What serving size should I track for Soft Shell Crab?
Track Soft Shell Crab by grams when precision matters. A practical starting point is 1 oz (28g), which is about 49 calories. For packaged, restaurant, fried, sauced, or sweetened versions, use the product label because brand formulas can differ from the plain reference.
Is Soft Shell Crab keto-friendly?
Soft Shell Crab is not ideal for strict keto diets due to its 8g of carbohydrates per 100g. Small portions may fit if your daily carb limit allows.
Is Soft Shell Crab good for diabetics?
Soft Shell Crab is generally suitable for people with diabetes. Its carbohydrate content and fiber help support stable blood sugar levels. Always consult your healthcare provider for personalized advice.
What vitamins and minerals are in Soft Shell Crab?
Soft Shell Crab is a good source of vitamins B12, B6 and minerals including Zinc, Copper. These nutrients support various bodily functions from energy metabolism to immune health.
Where does Calorique get nutrition data for Soft Shell Crab?
Calorique standardizes Soft Shell Crab nutrition values per 100g using USDA FoodData Central reference fields where available, then scales the data into realistic serving sizes. FDA Nutrition Facts methodology and authoritative nutrition references are used for context. This page was last reviewed May 17, 2026.
Related Calculators
Sea Bass
124 cal · 24g protein per 100g
Langoustine
90 cal · 20g protein per 100g
Red Snapper
128 cal · 26g protein per 100g
Swordfish
172 cal · 28g protein per 100g
Squid (Calamari)
175 cal · 18g protein per 100g
Yellow Perch
117 cal · 25g protein per 100g
Monkfish
97 cal · 18g protein per 100g
Mahi Mahi
109 cal · 24g protein per 100g