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How much protein is in trout?

3 oz (85 g) of trout has 20.2 g of protein and 143 calories: about 14.2 g of protein per 100 calories, which is very high.

At a glance

  • 20.2 g protein and 143 calories per 3 oz (85 g).
  • 14.2 g protein per 100 calories: #83 of 536 foods in our USDA list, #31 of 46 in fish & seafood.
  • 0 g fiber and 52 mg sodium per serving.

What is trout like to eat?

Rainbow trout is a mild freshwater fish with tender, delicate flakes. Fillets cook quickly in a pan or oven and pair well with lemon, herbs and almonds.

How can you eat more trout?

Try this

Pan-fry fillets with lemon and capersBake with almonds and herbsFlake into a salad with potatoes and greensServe over rice with steamed vegetables

Is trout good on a GLP-1?

Trout is soft and flaky, so a small fillet with a mild side can be an easy, light meal. Protein density matters more when your appetite is small: see protein on a GLP-1.

How does trout compare?

FoodServingProteinCaloriesProtein per 100 kcal
Trout3 oz20.2 g14314.2 g
Salmon3 oz18.8 g17510.7 g
Cod3 oz19.4 g8921.7 g
Sardines3 oz20.9 g17711.8 g

Close to trout per calorie: ham (14.4 g), ground bison (14.2 g), chicken thigh (13.9 g), lean ground beef (13.8 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?

Farmed rainbow trout is widely available and often affordable; fillets with skin on hold together better in the pan.

What's the full nutrition for trout?

NutrientPer 3 oz (85 g)Per 100 g% Daily Value
Calories143168
Protein20.2 g23.8 g40%
Fat6.3 g7.4 g
Saturated fat1.4 g1.7 g7%
Carbohydrate0 g0 g
Fiber0 g0 g0%
Sugar0 g0 g
Sodium52 mg61 mg2%
Calcium26 mg30 mg2%
Iron0.3 mg0.36 mg2%
Vitamin B123.5 mcg4.11 mcg146%
Vitamin D16.2 mcg19 mcg81%

USDA FoodData Central, SR Legacy: "Fish, trout, rainbow, farmed, cooked, dry 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): Fish, trout, rainbow, farmed, cooked, dry 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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