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How much protein is in peanuts?

1 oz (28 g) of peanuts has 6.8 g of protein and 164 calories: about 4.2 g of protein per 100 calories, which is moderate.

At a glance

  • 6.8 g protein and 164 calories per 1 oz (28 g).
  • 4.2 g protein per 100 calories: #304 of 536 foods in our USDA list, #5 of 33 in nuts & seeds.
  • 2.4 g fiber and 115 mg sodium per serving.

What is peanuts like to eat?

Peanuts are legumes eaten like nuts, sold raw, roasted, salted or in the shell. They are an inexpensive snack and add crunch to stir-fries, salads and noodle dishes.

How can you eat more peanuts?

Try this

Pack a small handful as a snackToss into a stir-fry or noodle bowlSprinkle chopped peanuts over a saladMix into homemade trail mix

Is peanuts good on a GLP-1?

Whole peanuts can feel heavy, so on gentle days a few chopped over a soft dish or a thin layer of peanut butter may be easier. Protein density matters more when your appetite is small: see protein on a GLP-1.

How does peanuts compare?

FoodServingProteinCaloriesProtein per 100 kcal
Peanuts1 oz6.8 g1644.2 g
Peanut butter2 tbsp7.7 g1884.1 g
Almonds1 oz6 g1643.7 g
Cashews1 oz4.3 g1612.7 g

Close to peanuts per calorie: chickpeas (5.3 g), cucumber (4.3 g), falafel (4 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?

Choose unsalted or lightly salted if you want to limit sodium, and buy in-shell peanuts to slow down snacking.

What's the full nutrition for peanuts?

NutrientPer 1 oz (28 g)Per 100 g% Daily Value
Calories164587
Protein6.8 g24.4 g14%
Fat13.9 g49.7 g
Saturated fat2.2 g7.7 g11%
Carbohydrate6 g21.3 g
Fiber2.4 g8.4 g9%
Sugar1.4 g4.9 g
Sodium115 mg410 mg5%
Calcium16 mg58 mg1%
Iron0.4 mg1.58 mg2%
Vitamin B120 mcg0 mcg0%
Vitamin D0 mcg0 mcg0%

USDA FoodData Central, SR Legacy: "Peanuts, all types, dry-roasted, with salt". % 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): Peanuts, all types, dry-roasted, with salt
  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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