How many calories are in Mollusks, Oyster?

A 100 g serving of Mollusks, Oyster has 51 kcal. The calories in your portion depend on its weight and how it is prepared.

How much protein is in Mollusks, Oyster?

Per 100 g there are 5.7 g of protein — about 11% of the Daily Value (50 g).

How much fat and carbs are in Mollusks, Oyster?

Per 100 g there are 1.7 g of fat and 2.7 g of carbohydrate, including 0 g of fiber.

What nutrients is Mollusks, Oyster high in?

Per 100 g it notably contributes to your Daily Value for: Iron (26% DV), Protein (11% DV).

Fish & Seafood

Mollusks, Oyster

Mollusks, Oyster belongs to the fish & seafood category of our catalog. A 100 g serving provides 51 kcal with 5.7 g of protein, 1.7 g of fat, 2.7 g of carbohydrate. Its strongest contribution is iron — 26% of the Daily Value per 100 g (see the iron rich foods: heme, non-heme, and absorption guide). Related entries in the same group include Mollusks, Octopus and Mollusks, Oyster, or jump to the full food catalog.

51kcalCalories

5.7gProtein

1.7gFat

2.7gCarbs

Calorie & macro balance

Share of calories from each macronutrient (per 100 g).

51 kcal / 100 g

Protein46.5%5.7 g
Fat31.3%1.7 g
Carbs22.2%2.7 g

What this food is high in

Iron 4.6 mg / 100 g Protein 5.7 g / 100 g

Shown as percent of the Daily Value per 100 g. Tap a ring to explore that nutrient across all foods.

Full nutrition facts (per 100 g)

Nutrient	Per 100 g	% DV*
Energy
Calories	51 kcal	3%
Macronutrients
Protein	5.7 g	11%
Total Fat	1.7 g	2%
Saturated Fat	0.5 g	2%
Carbohydrate	2.7 g	<1%
Dietary Fiber	0 g	0%
Total Sugars	0.6 g	1%
Minerals
Sodium	85 mg	4%
Potassium	156 mg	3%
Calcium	59 mg	5%
Iron	4.6 mg	26%
Magnesium	18 mg	4%
Vitamins
Vitamin C	0 mg	0%
Vitamin A	13 mcg	1%
Vitamin D	0 mcg	0%
Other
Cholesterol	40 mg	13%

* Percent of the Daily Value (based on a 2,000 kcal diet).

Data source: USDA FoodData Central. Values are per 100 g of edible portion and are reference figures — they vary by variety, preparation and brand. Last updated: 2026-04-30.

Frequently asked questions

How many calories are in Mollusks, Oyster?: A 100 g serving of Mollusks, Oyster has 51 kcal. The calories in your portion depend on its weight and how it is prepared.
How much protein is in Mollusks, Oyster?: Per 100 g there are 5.7 g of protein — about 11% of the Daily Value (50 g).
How much fat and carbs are in Mollusks, Oyster?: Per 100 g there are 1.7 g of fat and 2.7 g of carbohydrate, including 0 g of fiber.
What nutrients is Mollusks, Oyster high in?: Per 100 g it notably contributes to your Daily Value for: Iron (26% DV), Protein (11% DV).

Similar foods and comparisons

Alaska Pollock, Raw 78 kcal 17.3 g protein Anchovies, Canned In Olive Oil 206 kcal 26.9 g protein Cod, Pacific Or Alaskan 61 kcal 14.2 g protein Crustaceans, Crab 83 kcal 17.9 g protein Crustaceans, Crab 155 kcal 20.2 g protein Crustaceans, Crab 86 kcal 17.4 g protein

Mollusks, Oyster vs Alaska Pollock, Raw Mollusks, Oyster vs Anchovies, Canned In Olive Oil Mollusks, Oyster vs Cod, Pacific Or Alaskan Mollusks, Oyster vs Crustaceans, Crab

Keep exploring

All fish & seafood Fish & Seafood highest in iron All foods highest in iron Iron Rich Foods: Heme, Non-Heme, and Absorption guide Compare foods

Note. This information is provided for general reference only and is not medical advice or a diet prescription. If you have a medical condition or special dietary needs, consult a physician or a registered dietitian.