Every can here holds smoked oysters packed in oil, so their calories per 100 g run three to five times higher than raw oysters in the shell.
Source: manufacturer labels / USDA FoodData Central.
How many calories are in raw oysters?
Six medium raw oysters (84 g) have 43 calories, and a single oyster about 8. Per 100 g raw oysters have 51 calories.
Are raw oysters good for weight loss?
A half dozen raw oysters is 43 calories with 4.8 g of protein and 1.4 g of fat. At 51 calories per 100 g they are one of the lightest shellfish, though smoked canned oysters run 176 to 235 calories per 100 g.
Raw oysters vs shrimp: which has fewer calories?
Raw oysters have 51 calories per 100 g against 90 for steamed shrimp. Shrimp carries far more protein, 17.2 g per 100 g versus 5.7 g in oysters.
How much protein is in raw oysters?
Raw oysters have 5.7 g of protein per 100 g, so six medium oysters give about 4.8 g and a cup of shucked oysters 14.2 g.