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Walnuts, kernel only, weighed with shells

Walnuts are nuts with an edible kernel inside a hard shell. This entry describes the kernels, with the weight based on walnuts weighed with their shells rather than kernels alone. Per 100g on this basis, they provide 1217 kJ of energy, 29g of fat, 3.2g of saturated fat and 6.3g of protein. Fat is their main source of energy.

Most of the fat in walnuts is unsaturated. Protein contributes to the growth and repair of body tissues. For people monitoring energy or saturated fat intake, the weighing basis matters when comparing these values with those for shelled nuts. Full nutrient figures are provided in the tables below.

Nutrition per 100g

Nutrient

Per 100g

Energy

295 kcal

Energy

1217 kJ

Fat

29g

of which saturates

3.2g

Carbohydrate

1.4g

of which sugars

1.1g

Proteine

6.3g

Sale

0.01g

Alcol

0g

Acqua

1.2g

Colesterolo

0mg

Vitamins and minerals per 100g

Nutrient

Per 100g

Vitamin A (retinol equivalent)

0µg

Vitamina D

0µg

Vitamina E

1.7mg

Vitamina C

0mg

Thiamin (B1)

0.17mg

Riboflavin (B2)

0.06mg

Niacin (B3)

0.5mg

Vitamina B6

0.29mg

Vitamina B12

0µg

Folato

28µg

Calcio

40mg

Ferro

1.2mg

Magnesio

69mg

Phosphorus

160mg

Potassio

190mg

Sodio

3mg

Zinco

1.2mg

Copper

0.58mg

Selenio

1µg

Iodio

4µg

Other types of walnuts

Food

Calories per 100g

Protein per 100g

Fat per 100g

Fibre per 100g

Walnuts, kernel only

688 kcal

15g

69g

–

About these figures

Values are per 100g of the food as described (Calculated from 14-879). "Trace" means only a very small amount was found. Nutrients that were not measured are not shown. Salt is calculated from sodium.

Ulteriori letture e riferimenti

  • Public Health England. McCance and Widdowson's The Composition of Foods Integrated Dataset 2021. GOV.UK.

Storia dell'articolo

Le informazioni su questa pagina sono scritte e revisionate da clinici qualificati.
  • 4 Nov 2026 | Ultima versione
  • 3 Nov 2026 | Pubblicato originariamente