How many calories in a walnut?

Calories in walnutsThere are:

• 13 calories in each half walnut
• 27 calories in each whole walnut
• 183 calories in each oz or 28g
• 185 calories in 14 walnut halves
• 654 calories in 3½ or 100g of walnut
• 654 calories in 1 cup of halves (50 halves)
• 765 calories in 1 cup (117g) of chopped walnuts
• 785 calories in 1 cup of walnut pieces or chips

For free calorie counter charts that are used as daily guides for either weight loss or weight maintenance, see the page links, further down this page, listed under Related Questions.

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