Available year-roundWalnuts Nutrition Facts, Vitamins and Benefits
Walnuts (Juglans regia) is included in the Topraktan Bilgiler nut & seed library. Per 100 g it provides approximately 654 kcal and includes 158 mg magnesium, 15.2 g protein, 98 µg folate. Values can vary with variety, ripeness, growing conditions and preparation.
Walnuts benefits and place in a balanced diet
- Walnuts provides 6.7 g of dietary fiber per 100 g. Fiber supports normal bowel function and can contribute to fullness as part of a balanced diet.
- A 100 g serving contains about 1.3 mg of vitamin C. Vitamin C contributes to normal immune function, collagen formation and protection of cells from oxidative stress.
- Its potassium content is approximately 441 mg per 100 g. Potassium contributes to normal muscle and nervous-system function and the maintenance of normal blood pressure.
- It supplies about 158 mg of magnesium per 100 g. Magnesium contributes to normal energy metabolism and normal muscle function.
- With approximately 15.2 g of protein per 100 g, it can contribute to total daily protein intake. Protein supports the maintenance and growth of muscle mass.
- It contains about 2.9 mg of iron per 100 g. Iron contributes to normal red blood cell formation and oxygen transport; absorption from plant foods varies.
Walnuts nutrition facts
The table covers calories, macronutrients, vitamins, minerals, fatty acids and amino acids where a measured value is available. Values are shown per 100 g and for a 28 g reference serving.
| Nutrient | Per 100 g | 28 g serving |
|---|---|---|
| Core values and macronutrients | ||
| Energy | 654 kcal | 183.1 kcal |
| Water | 4.1 g | 1.1 g |
| Protein | 15.2 g | 4.3 g |
| Total fat | 65.2 g | 18.3 g |
| Saturated fat | 6.1 g | 1.7 g |
| Monounsaturated fat | 8.9 g | 2.5 g |
| Polyunsaturated fat | 47.2 g | 13.2 g |
| Carbohydrate | 13.7 g | 3.8 g |
| Dietary fiber | 6.7 g | 1.9 g |
| Total sugars | 2.6 g | 0.731 g |
| Starch | 0.06 g | 0.017 g |
| Ash | 1.8 g | 0.498 g |
| Cholesterol | 0 mg | 0 mg |
| Minerals | ||
| Calcium | 98 mg | 27.4 mg |
| Iron | 2.9 mg | 0.815 mg |
| Magnesium | 158 mg | 44.2 mg |
| Phosphorus | 346 mg | 96.9 mg |
| Potassium | 441 mg | 123.5 mg |
| Sodium | 2 mg | 0.56 mg |
| Zinc | 3.1 mg | 0.865 mg |
| Copper | 1.6 mg | 0.444 mg |
| Manganese | 3.4 mg | 0.956 mg |
| Selenium | 4.9 µg | 1.4 µg |
| Vitamins and vitamin-like compounds | ||
| Vitamin C | 1.3 mg | 0.364 mg |
| Vitamin B1 (Thiamin) | 0.341 mg | 0.095 mg |
| Vitamin B2 (Riboflavin) | 0.15 mg | 0.042 mg |
| Vitamin B3 (Niacin) | 1.1 mg | 0.315 mg |
| Vitamin B5 (Pantothenic acid) | 0.57 mg | 0.16 mg |
| Vitamin B6 | 0.537 mg | 0.15 mg |
| Vitamin B9 (Folate) | 98 µg | 27.4 µg |
| Folic acid | 0 µg | 0 µg |
| Food folate | 98 µg | 27.4 µg |
| Folate, DFE | 98 µg DFE | 27.4 µg DFE |
| Choline | 39.2 mg | 11 mg |
| Vitamin B12 | 0 µg | 0 µg |
| Vitamin A | 1 µg RAE | 0.28 µg RAE |
| Retinol | 0 µg | 0 µg |
| Beta-carotene | 12 µg | 3.4 µg |
| Alpha-carotene | 0 µg | 0 µg |
| Beta-cryptoxanthin | 0 µg | 0 µg |
| Lycopene | 0 µg | 0 µg |
| Lutein + zeaxanthin | 9 µg | 2.5 µg |
| Vitamin E | 0.7 mg | 0.196 mg |
| Vitamin D | 0 µg | 0 µg |
| Vitamin K | 2.7 µg | 0.756 µg |
| Types of sugar | ||
| Sucrose | 2.4 g | 0.68 g |
| Glucose | 0.08 g | 0.022 g |
| Fructose | 0.09 g | 0.025 g |
| Lactose | 0 g | 0 g |
| Maltose | 0 g | 0 g |
| Amino acids | ||
| Tryptophan | 0.17 g | 0.048 g |
| Threonine | 0.596 g | 0.167 g |
| Isoleucine | 0.625 g | 0.175 g |
| Leucine | 1.2 g | 0.328 g |
| Lysine | 0.424 g | 0.119 g |
| Methionine | 0.236 g | 0.066 g |
| Cystine | 0.208 g | 0.058 g |
| Phenylalanine | 0.711 g | 0.199 g |
| Tyrosine | 0.406 g | 0.114 g |
| Valine | 0.753 g | 0.211 g |
| Arginine | 2.3 g | 0.638 g |
| Histidine | 0.391 g | 0.109 g |
| Alanine | 0.696 g | 0.195 g |
| Aspartic acid | 1.8 g | 0.512 g |
| Glutamic acid | 2.8 g | 0.788 g |
| Glycine | 0.816 g | 0.228 g |
| Proline | 0.706 g | 0.198 g |
| Serine | 0.934 g | 0.262 g |
| Vitamin details | ||
| Vitamin K1 (Phylloquinone) | 2.7 µg | 0.756 µg |
| Beta-tocopherol | 0.15 mg | 0.042 mg |
| Gamma-tocopherol | 20.8 mg | 5.8 mg |
| Delta-tocopherol | 1.9 mg | 0.529 mg |
| Fatty-acid details | ||
| EPA | 0 g | 0 g |
| DHA | 0 g | 0 g |
How many calories are in Walnuts?
100 g (about 3.5 oz) provides approximately 654 kcal. A 28 g reference serving provides approximately 183.1 kcal. Values vary with variety, ripeness and preparation.
How to use Walnuts in the kitchen
Walnuts can be used as a snack ingredient or added to breakfast dishes, salads and recipes. Measure the portion because nuts and seeds are energy-dense.
Direct USDA records are used where available; closest-profile entries are explicitly labelled and remain approximate. Blank fields mean that the source did not report a value. General information only; not medical advice. Primary composition reference: USDA FoodData Central.
