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How much protein is in clams?

3 oz (85 g) of clams has 21.8 g of protein and 126 calories: about 17.3 g of protein per 100 calories, which is very high.

At a glance

  • 21.8 g protein and 126 calories per 3 oz (85 g).
  • 17.3 g protein per 100 calories: #43 of 536 foods in our USDA list, #22 of 46 in fish & seafood.
  • 0 g fiber and 1022 mg sodium per serving.

What is clams like to eat?

Clams are shellfish sold fresh in the shell, chopped in cans or frozen. They steam open in minutes and go into chowders, pasta and broths, and canned clams make these dishes possible any night.

How can you eat more clams?

Try this

Toss with linguine, garlic and olive oilMake a clam chowderSteam with tomatoes and herbsAdd canned clams to a seafood soup

Is clams good on a GLP-1?

Chopped clams in a warm broth or chowder are soft and easy to eat in a small cup. Protein density matters more when your appetite is small: see protein on a GLP-1.

How does clams compare?

FoodServingProteinCaloriesProtein per 100 kcal
Clams3 oz21.8 g12617.3 g
Mussels3 oz20.2 g14613.8 g
Oysters3 oz9.7 g8711.2 g
Shrimp3 oz20.4 g8424.2 g

Close to clams per calorie: scallops (18.5 g), pork tenderloin (18.3 g), greek yogurt (16.9 g), steak (16.7 g).

Compare more foods with the protein finder, or see protein in every food we cover.

What should you look for when you buy it?

Canned clams are convenient and keep in the pantry; for fresh clams, choose ones that are tightly closed and discard any that stay shut after cooking.

What's the full nutrition for clams?

NutrientPer 3 oz (85 g)Per 100 g% Daily Value
Calories126148
Protein21.8 g25.6 g44%
Fat1.6 g1.9 g
Saturated fat0.2 g0.2 g1%
Carbohydrate4.3 g5.1 g
Fiber0 g0 g0%
SugarNot listedNot listed
Sodium1022 mg1202 mg44%
Calcium78 mg92 mg6%
Iron2.4 mg2.81 mg13%
Vitamin B1284.1 mcg98.89 mcg3504%
Vitamin DNot listedNot listed

USDA FoodData Central, SR Legacy: "Mollusks, clam, mixed species, cooked, moist heat". % Daily Value uses the FDA's values for adults (protein 50 g, fiber 28 g, sodium 2,300 mg). "Not listed" means USDA didn't measure it for this food, not that it's zero. Brands differ, so check your label.

General education about food, not medical advice. If you have kidney disease or another condition that affects protein, talk to your doctor or a registered dietitian about your own needs.
Sources (3)
  1. USDA FoodData Central (SR Legacy): Mollusks, clam, mixed species, cooked, moist heat
  2. FDA: How to understand and use the Nutrition Facts label
  3. Mozaffarian et al. Nutritional priorities to support GLP-1 therapy for obesity: a joint advisory (ACLM, ASN, OMA, TOS). Obesity Pillars, 2025

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