Walnuts
15 g protein per 100 g, 4.2 g per 1 oz (~14 halves).
Updated 2026-10-08 - data v2026-10-08.2
Estimated nutrition for Walnuts, per 100 g and per 1 oz (~14 halves) (28 g).
Nutrition
| kcal | P | C | F | |
|---|---|---|---|---|
| Per 100 g | 654 | 15 | 14 | 65 |
| Per serving (1 oz (~14 halves), 28 g) | 183 | 4.2 | 3.9 | 18.2 |
Protein per 100 kcal: 2.3 g est.
Cost
Est. cost per serving $0.50–$1.10 est.
Est. cost midpoint $0.80 est.
Est. $ per 10 g protein: $1.90 est.
Diet and scores
Keto, Low-carb, Paleo, Mediterranean, Vegetarian, Vegan, Pescatarian, Gluten-Free, Dairy-Free
Efficiency 9 / Taste 7 / Overall 8
Longevity: Omega-3 (ALA); strong heart/brain evidence
Recipes using this food
None yet.
Nutrition values are estimates until a USDA record is attached. Not medical advice.
USDA FDC ID: not yet verified (est.)
Cite as: Macro Friendly Meals, "Walnuts nutrition", https://macrofriendlymeals.com/foods/walnuts, data v2026-10-08.2.