Food · Nut and Seed Products
Walnuts nutrition facts
A typical portion of walnuts (1 oz; 28.35 g, honey roasted) has 190 calories and 3g of protein (USDA FoodData Central). USDA lists 7 descriptions of it: per 100 g they range from 500 calories (nuts, glazed) to 730 (excluding honey roasted).
Nutrition Facts
* The % Daily Value (DV) tells you how much a nutrient in a serving of food contributes to a daily diet. 2,000 calories a day is used for general nutrition advice. Protein % DV here is not corrected for protein quality.
USDA values per 100 g for Walnuts, honey roasted, scaled to the portion. Check the USDA record.
- Protein per 100 g
- 9.8g
- more than 52% of 8,218 USDA reference foods
- Calories per 100 g
- 668
- more than 98% of reference foods
- Sodium per 100 g
- 383mg
- more than 78% of reference foods
1 oz weighs 28.35 g in USDA's record for Walnuts, honey roasted (FDC 2707532).
Where the calories come from: 17% carbohydrate, 77% fat and 6% protein (4 calories a gram of protein or carbohydrate, 9 of fat).
Also rich in
- Copper0.2 mg in 1 oz (28.35 g), 26% of the Daily Value
Source: USDA FoodData Central (FDC 2707532), every nutrient the record reports; FDA Daily Values, 21 CFR 101.9.
Every form of walnuts USDA describes
Excluding honey roasted has the most calories per 100 g (730); the fewest: Glazed (500)
| USDA description | Calories | Protein | Fat | Sodium |
|---|---|---|---|---|
| Walnuts, honey roasted | 668 | 9.8 g | 56.9 g | 383 mg |
| Nuts, walnuts, black, dried | 619 | 24.1 g | 59.3 g | 2 mg |
| Nuts, walnuts, english | 654 | 15.2 g | 65.2 g | 2 mg |
| Nuts, walnuts, English, halves, raw | 679 | 14.6 g | 69.7 g | 0 mg |
| Walnuts, excluding honey roasted | 730 | 14.6 g | 69.7 g | 0 mg |
| Nuts, walnuts, dry roasted, with salt added | 643 | 14.3 g | 60.7 g | 643 mg |
| Nuts, walnuts, glazed | 500 | 8.3 g | 35.7 g | 446 mg |
Every nutrient in this record (65)
The portion is 1 oz (28.35 g); % DV is for that portion.
Energy, macronutrients and sugars (12)
| Nutrient | Per portion | Per 100 g | % DV |
|---|---|---|---|
| Protein | 2.78 g | 9.80 g | 6% |
| Total lipid (fat) | 16.1 g | 56.9 g | 21% |
| Carbohydrate, by difference | 8.23 g | 29.0 g | 3% |
| Energy | 189 kcal | 668 kcal | |
| Alcohol, ethyl | 0 g | 0 g | |
| Water | 0.60 g | 2.12 g | |
| Total Sugars | 6.66 g | 23.5 g | |
| Fiber, total dietary | 0.99 g | 3.50 g | 4% |
| Cholesterol | 0 mg | 0 mg | 0% |
| Fatty acids, total saturated | 1.53 g | 5.40 g | 8% |
| Fatty acids, total monounsaturated | 3.03 g | 10.7 g | |
| Fatty acids, total polyunsaturated | 10.5 g | 37.0 g |
Minerals (9)
| Nutrient | Per portion | Per 100 g | % DV |
|---|---|---|---|
| Calcium, Ca | 17.0 mg | 60.0 mg | 1% |
| Iron, Fe | 0.44 mg | 1.54 mg | 2% |
| Magnesium, Mg | 27.2 mg | 96.0 mg | 6% |
| Phosphorus, P | 69.7 mg | 246 mg | 6% |
| Potassium, K | 81.1 mg | 286 mg | 2% |
| Sodium, Na | 109 mg | 383 mg | 5% |
| Zinc, Zn | 0.53 mg | 1.86 mg | 5% |
| Copper, Cu | 0.23 mg | 0.81 mg | 26% |
| Selenium, Se | 0.96 µg | 3.40 µg | 2% |
Vitamins (23)
| Nutrient | Per portion | Per 100 g | % DV |
|---|---|---|---|
| Retinol | 0 µg | 0 µg | |
| Vitamin A, RAE | 0.28 µg | 1.00 µg | 0% |
| Carotene, beta | 2.27 µg | 8.00 µg | |
| Carotene, alpha | 0 µg | 0 µg | |
| Vitamin E (alpha-tocopherol) | 0.67 mg | 2.35 mg | 4% |
| Vitamin D (D2 + D3) | 0 µg | 0 µg | 0% |
| Cryptoxanthin, beta | 0 µg | 0 µg | |
| Lycopene | 0 µg | 0 µg | |
| Lutein + zeaxanthin | 1.70 µg | 6.00 µg | |
| Vitamin C, total ascorbic acid | 0.26 mg | 0.90 mg | 0% |
| Thiamin | 0.044 mg | 0.15 mg | 4% |
| Riboflavin | 0.030 mg | 0.10 mg | 2% |
| Niacin | 0.23 mg | 0.82 mg | 1% |
| Vitamin B-6 | 0.13 mg | 0.44 mg | 7% |
| Folate, total | 18.7 µg | 66.0 µg | |
| Vitamin B-12 | 0 µg | 0 µg | 0% |
| Choline, total | 7.48 mg | 26.4 mg | 1% |
| Vitamin K (phylloquinone) | 3.15 µg | 11.1 µg | 3% |
| Folic acid | 0 µg | 0 µg | |
| Folate, food | 18.7 µg | 66.0 µg | |
| Folate, DFE | 18.7 µg | 66.0 µg | 5% |
| Vitamin E, added | 0 mg | 0 mg | |
| Vitamin B-12, added | 0 µg | 0 µg |
Fatty acids (19)
| Nutrient | Per portion | Per 100 g | % DV |
|---|---|---|---|
| SFA 4:0 | 0 g | 0 g | |
| SFA 6:0 | 0 g | 0 g | |
| SFA 8:0 | 0 g | 0 g | |
| SFA 10:0 | 0 g | 0 g | |
| SFA 12:0 | 0 g | 0 g | |
| SFA 14:0 | 0.0014 g | 0.0050 g | |
| SFA 16:0 | 1.11 g | 3.92 g | |
| SFA 18:0 | 0.40 g | 1.40 g | |
| MUFA 18:1 | 2.84 g | 10.0 g | |
| PUFA 18:2 | 8.23 g | 29.0 g | |
| PUFA 18:3 | 1.86 g | 6.55 g | |
| PUFA 20:4 | 0 g | 0 g | |
| PUFA 22:6 n-3 (DHA) | 0 g | 0 g | |
| MUFA 16:1 | 0.0099 g | 0.035 g | |
| PUFA 18:4 | 0 g | 0 g | |
| MUFA 20:1 | 0.045 g | 0.16 g | |
| PUFA 20:5 n-3 (EPA) | 0 g | 0 g | |
| MUFA 22:1 | 0 g | 0 g | |
| PUFA 22:5 n-3 (DPA) | 0 g | 0 g |
Source: USDA FoodData Central, FDC 2707532: every value the record reports, per 100 g as USDA gives it and scaled to the portion; Daily Values: 21 CFR 101.9.
Source: USDA FoodData Central (SR Legacy, Foundation Foods and Survey foods), April 30, 2026 release.
Questions
How many calories are in walnuts?
190 in 1 oz (28.35 g) of honey roasted; 500 to 730 per 100 g across USDA's descriptions.
How much protein is in walnuts?
3g in 1 oz; 9.8 g per 100 g.
How much sodium is in walnuts?
110mg in 1 oz; 383 mg per 100 g. Salt added in cooking changes it: USDA lists salted and unsalted forms separately where it measured both.
Sources for this page
- USDA FoodData Central
- the food and product records, April 30, 2026 release. fdc.nal.usda.gov
- FoodData Central documentation
- what each data type is and how branded records are submitted. fdc.nal.usda.gov
- USDA Food and Nutrient Database for Dietary Studies
- the survey foods and their portions. ars.usda.gov
- 21 CFR 101.9, Nutrition labeling of food
- the label format, rounding and Daily Values. ecfr.gov
- FDA, How to Understand and Use the Nutrition Facts Label
- the 5% and 20% Daily Value rule. fda.gov