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Peanut butter, smooth

Smooth peanut butter is a spread made from finely ground peanuts. It mainly provides fat and protein, along with fibre and some carbohydrate. Per 100g, it contains 52g of fat, 23g of protein and 6.6g of fibre, with an energy content of 2514 kJ.

Protein is needed for the growth and repair of body tissues, while fibre supports normal bowel function. Peanut butter also provides vitamin E and magnesium. Its fat content contributes to its energy content, which is relevant for people monitoring energy intake. Saturated fat and salt are also worth noting, and amounts may vary between products. Full nutrient figures are shown in the tables below.

Nutrition per 100g

Nutrient

Per 100g

Energy

607 kcal

Energy

2514 kJ

Fat

52g

of which saturates

13g

Carbohydrate

13g

of which sugars

6.7g

Fibre

6.6g

Protein

23g

Salt

0.88g

Alcohol

0g

Water

1.1g

Cholesterol

0mg

Vitamins and minerals per 100g

Nutrient

Per 100g

Vitamin A (retinol equivalent)

0µg

Vitamin D

0µg

Vitamin E

5mg

Vitamin C

0mg

Thiamin (B1)

0.17mg

Riboflavin (B2)

0.09mg

Niacin (B3)

13mg

Vitamin B6

0.58mg

Vitamin B12

0µg

Folate

53µg

Calcium

37mg

Iron

2.1mg

Magnesium

180mg

Phosphorus

330mg

Potassium

700mg

Sodium

350mg

Zinc

3mg

Copper

0.7mg

Selenium

3µg

Other types of peanut butter

Food

Calories per 100g

Protein per 100g

Fat per 100g

Fibre per 100g

Peanut butter, wholegrain

606 kcal

25g

53g

–

About these figures

Values are per 100g of the food as described (10 samples, 3 brands). "Trace" means only a very small amount was found. Nutrients that were not measured are not shown. Salt is calculated from sodium.

Further reading and references

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

Article history

The information on this page is written and peer reviewed by qualified clinicians.
  • 4 Nov 2026 | Latest version
  • 3 Nov 2026 | Originally published