Plant Proteins & Legumes / Nuts & Seeds

Peanuts (dry roasted): Protein, Calories & Full Nutrition Breakdown

Technically a legume, not a tree nut, which is why peanut allergies are managed separately from tree nut allergies in clinical practice.

25.8gProtein / 100g
7.2gPer 1oz (28g, ~28 peanuts)
4.55gProtein per 100 cal
0.52Quality score

Peanuts (dry roasted)

1oz (28g, ~28 peanuts)
Protein per 100g25.8g
Calories per 100g567
Fat per 100g49.2g
Carbs per 100g16.1g
Fiber per 100g8.5g
Leucine (per serving, est.)1700mg
Typical cost$
Quality 0.52 lit_estimate, moderate quality, low in methionine
veganvegetariangluten-free

Why Peanuts (dry roasted) shows up in protein-forward diets

Technically a legume, not a tree nut, which is why peanut allergies are managed separately from tree nut allergies in clinical practice.

Serving-size math

A 1oz (28g, ~28 peanuts) portion delivers 7.2g of protein and roughly 159 calories. Scaled per 100 calories, that works out to 4.55g of protein — useful for comparing against other foods on a calorie-matched basis rather than a weight-matched one.

Prep tip

A realistic 28g handful delivers about 7g of protein alongside 14g of fat — treat it as a fat source with a protein bonus, not the reverse.

Best for

  • calorie-dense bulking

Allergens

Contains: peanut.

Frequently asked

How much protein is in peanuts (dry roasted)?

25.8g per 100g, or 7.2g per 1oz (28g, ~28 peanuts).

Is peanuts (dry roasted) a complete protein?

It's a moderate-quality protein source: lit_estimate, moderate quality, low in methionine.