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Peanut Butter: Full Macro & Calorie Guide

Peanut Butter contains 588 kcal per 100g, with 25.1g of protein, 20.0g of carbohydrates, and 50.4g of fat. Relatively high in calories, packing 588 kcal per 100g. It is considered keto-friendly. Naturally vegan and plant-based.

  • Contains: Tree Nuts
  • Dietary: Keto, Halal, Kosher, Vegan, Vegetarian
  • Key Micronutrients (per 100g): Iron 0.02mg, Calcium 24.0mg, Vitamin C 0.0mg
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UK nutrition data · FSA traffic lights · Reference Intakes

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Nutritional Overview

Peanut Butter is a nutrient-dense food rich in healthy fats, often eaten as a snack or ingredient. Per 100g serving, it provides 588 kcal of energy, 25.1g of protein, 20.0g of carbohydrates, and 50.4g of fat.

Under UK FSA traffic-light labelling, this food is classified as high in fat with 50.4g per 100g (8.2g of which is saturated). The NHS recommends that fat makes up no more than 35% of daily energy intake. Portion awareness is advisable when including it regularly.

Peanut Butter is suitable for ketogenic (with only 20.0g of carbs per 100g), vegan, halal and kosher diets, making it a versatile choice for households with mixed dietary requirements.

This is an energy-dense food at 588 kcal per 100g, largely due to its fat content (50.4g per 100g). Fat provides 9 calories per gram, more than double that of protein or carbohydrates. While it can be part of a balanced diet, portion control is recommended to avoid exceeding daily calorie needs. A 100g portion of Peanut Butter is 588 kcal. Our food energy calculator tracks it alongside everything else you eat.

Frequently Asked Questions

How many calories are in Peanut Butter?

Peanut Butter contains 588 kcal per 100g, which is approximately 29% of the recommended daily intake of 2,000 kcal for an average adult. This is considered energy-dense.

Is Peanut Butter high in fat?

Yes, according to FSA traffic-light guidelines, Peanut Butter is classified as high in fat with 50.4g per 100g (the threshold is 17.5g). Of this, 8.2g is saturated fat.

Is Peanut Butter keto-friendly?

Yes, with only 20.0g of carbohydrates per 100g, Peanut Butter fits within a standard ketogenic diet that typically limits carbs to 20-50g per day.

Is Peanut Butter suitable for vegans?

Yes, Peanut Butter is suitable for a vegan diet as it contains no animal-derived ingredients. It provides 588 kcal and 25.1g of protein per 100g.

Is Peanut Butter halal?

Yes, Peanut Butter is considered halal. However, preparation methods and cross-contamination may vary, so always verify with the specific brand or supplier.

Does Peanut Butter contain any allergens?

Yes, Peanut Butter contains the following allergens: tree nuts. Under UK food labelling regulations, these must be clearly declared. Always check the product label if you have food allergies or intolerances.

Why is Peanut Butter so high in calories?

At 588 kcal per 100g, Peanut Butter is energy-dense, primarily due to its high fat content (50.4g per 100g). Fat provides 9 calories per gram, more than double that of protein or carbohydrates.

Sources & References

  1. British Nutrition Foundation — UK nutrition science and education
  2. McCance & Widdowson's Composition of Foods — UK food composition tables
  3. USDA FoodData Central — US Department of Agriculture food composition database
  4. NHS Eat Well — UK National Health Service dietary guidance
  5. European Food Safety Authority (EFSA) — European dietary reference values and food safety science
  6. Harvard T.H. Chan School of Public Health — The Nutrition Source — evidence-based nutrition research and dietary guidance
  7. Scientific Advisory Committee on Nutrition (SACN) — UK government dietary recommendations and nutrient reference values

Nutritional values are per 100g unless otherwise stated and are provided for general information only. Not a substitute for professional dietary or medical advice. If you have a health condition, allergy, or are pregnant, consult a qualified healthcare professional. Values may vary depending on brand, preparation method, and serving size.

Lower Calorie Alternatives

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