Oyster: calories and nutrition facts
100 g of oyster has 51 kcal. 6 medium oysters (84 g): 43 kcal.
Oyster is in the family Fish & seafood. Per 100 g it provides 5.7 g protein, 2.7 g carbohydrates (0 g fiber) and 1.7 g fat: about 47% of its calories come from protein.
What oyster provides most
- High in vitamin B12: 8.8 µg per 100 g, 365 % of the Daily Value.
- High in zinc: 39.3 mg per 100 g, 357 % of the Daily Value.
- High in selenium: 19.7 µg per 100 g, 36 % of the Daily Value.
- High in iron: 4.6 mg per 100 g, 26 % of the Daily Value.
- Source of protein: 5.7 g per 100 g, 11 % of the Daily Value.
Oyster per serving
The serving is 6 medium oysters, 84 g, from USDA's household measure.
| Nutrient | 100 g | 6 medium oysters |
|---|---|---|
| Calories | 51 kcal | 43 kcal |
| Protein | 5.7 g | 4.8 g |
| Carbohydrates | 2.7 g | 2.3 g |
| Fiber | 0 g | 0 g |
| Sugars | 0.62 g | 0.52 g |
| Fat | 1.7 g | 1.4 g |
| Sodium | 85 mg | 71.4 mg |
Oyster nutrition facts (per 100 g)
Macronutrients
| Nutrient | Amount | % DV |
|---|---|---|
| Energy | 51 kcal | — |
| Protein | 5.7 g | 11 % |
| Total fat | 1.7 g | 2 % |
| Saturated fat | 0.47 g | 2 % |
| Monounsaturated fat | 0.25 g | — |
| Polyunsaturated fat | 0.53 g | — |
| Cholesterol | 40 mg | 13 % |
| Carbohydrates | 2.7 g | 1 % |
| Dietary fiber | 0 g | 0 % |
| Total sugars | 0.62 g | — |
Vitamins
| Nutrient | Amount | % DV |
|---|---|---|
| Vitamin A | 13 µg | 1 % |
| Vitamin C | 0 mg | 0 % |
| Vitamin D | 0 µg | 0 % |
| Vitamin E | 0.85 mg | 6 % |
| Vitamin K | 1 µg | 1 % |
| B1 · Thiamin | 0.02 mg | 2 % |
| B2 · Riboflavin | 0.09 mg | 7 % |
| B3 · Niacin | 0.93 mg | 6 % |
| B6 | 0.03 mg | 2 % |
| B9 · Folate | 7 µg | 2 % |
| B12 | 8.8 µg | 365 % |
Minerals
| Nutrient | Amount | % DV |
|---|---|---|
| Calcium | 59 mg | 5 % |
| Iron | 4.6 mg | 26 % |
| Magnesium | 18 mg | 4 % |
| Phosphorus | 97 mg | 8 % |
| Potassium | 156 mg | 3 % |
| Sodium | 85 mg | 4 % |
| Zinc | 39.3 mg | 357 % |
| Selenium | 19.7 µg | 36 % |
Fatty acids & more
| Nutrient | Amount | % DV |
|---|---|---|
| Omega-3 · ALA | 0.08 g | — |
| Omega-3 · EPA | 0.18 g | — |
| Omega-3 · DHA | 0.14 g | — |
% DV: FDA Daily Values (2020), 2,000-calorie adult diet; «—» where none is set. Not a personal recommendation.
Compared with other fish & seafood
Of 9 foods in this family on Micela, oyster ranks 9th for calories per 100 g. See the full table.
| # | Food | kcal / 100 g | Protein |
|---|---|---|---|
| 1 | 🐟 Salmon | 206 | 22.1 g |
| 2 | 🐙 Octopus | 164 | 29.8 g |
| 3 | 🎣 Hake | 116 | 23.5 g |
| 4 | 🦐 Shrimp | 99 | 24 g |
| 5 | 🦑 Squid | 92 | 15.6 g |
| 6 | 🦞 Lobster | 89 | 19 g |
| 7 | 🐠 Tuna | 86 | 19.4 g |
| 8 | 🦀 Crab | 83 | 17.9 g |
| 9 | 🦪 Oyster | 51 | 5.7 g |
Among Micela's 180 foods, oyster is in the top 10 for zinc (1st), vitamin B12 (2nd), iron (6th), omega-3 (EPA and DHA) (7th).
Where it comes from
No single origin; icon: France, Europe's largest consumer.
Approximate origin, under review.
Frequently asked questions
How many calories does oyster have?
100 g of oyster has 51 kcal. 6 medium oysters (84 g) has 43 kcal.
How much protein does oyster have?
5.7 g per 100 g; 4.8 g in 6 medium oysters.
How many carbs does oyster have?
2.7 g of carbohydrates per 100 g, of which 0 g is fiber and 0.62 g sugars.
What vitamins and minerals does oyster have?
The ones it provides most per 100 g, by Daily Value: vitamin B12, 365 %; zinc, 357 %; selenium, 36 %; iron, 26 %.
Where does oyster come from?
No single origin; icon: France, Europe's largest consumer. This is an approximate origin, under review.
Source
USDA National Nutrient Database for Standard Reference, Release 28 (2015) · NDB 15167 · Mollusks, oyster, eastern, wild, raw · Mollusks, oyster, eastern, wild, raw
One serving (6 medium oysters) is about 2% of a 2,000-calorie diet. Work out how many calories you need · How we calculate these numbers