Peanut Butter (Natural) Calories & Nutrition Facts
High protein and healthy fat spread, supports satiety, heart health and muscle building.
Quick answer
How many calories are in Peanut Butter (Natural)?
Peanut Butter (Natural) has 598 calories per 100g. A 1 tbsp (16g) has about 96 calories. It is a calorie-dense food, with most calories coming from fat.
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Practical Portion Guide for Peanut Butter (Natural)
| Portion | Calories | Protein | Carbs | Net carbs | Fat |
|---|---|---|---|---|---|
| 1 tbsp (16g) | 96 kcal | 4.0g | 3.2g | 2.2g | 8.2g |
| 2 tbsp serving (32g) | 191 kcal | 8.0g | 6.4g | 4.5g | 16.3g |
| 1 tsp (5g) | 30 kcal | 1.3g | 1.0g | 0.7g | 2.6g |
| 100g reference | 598 kcal | 25.0g | 20.0g | 14.0g | 51.0g |
The practical serving is usually 2 tablespoons, not 100g. Measuring by tablespoon can drift high, so a gram scale is better for weight-loss tracking.
% Daily Value: 1 tbsp (16g) vs 100g
Percent Daily Values use the FDA reference amounts for adults (protein 50g, fiber 28g, carbohydrate 275g, fat 78g, sodium 2,300mg, cholesterol 300mg, potassium 4,700mg). The FDA label guide treats 20% DV or more per serving as high and 5% DV or less as low.
| Nutrient | Per 100g | % DV | 1 tbsp (16g) | % DV |
|---|---|---|---|---|
| Protein | 25g | 50% | 4g | 8% |
| Dietary fiber | 6g | 21% | 1g | 3% |
| Total carbohydrate | 20g | 7% | 3.2g | 1% |
| Total fat | 51g | 65% | 8.2g | 10% |
| Sodium | 459mg | 20% | 73mg | 3% |
| Cholesterol | 0mg | 0% | 0mg | 0% |
Source: FDA Daily Values (21 CFR 101.9), checked September 17, 2026.
Serving Size Calculator
Macros Breakdown (per 100g)
Diet Suitability
Glycemic Index: 14 (Low)
How Peanut Butter (Natural) Fits Into a Diet
Natural peanut butter is useful when you want compact calories, fats, and protein in oatmeal, smoothies, toast, sauces, or snacks.
Pair peanut butter with fruit, whole-grain bread, yogurt, or a protein smoothie depending on whether you need carbs, fiber, or more protein.
Natural peanut butter, sweetened spreads, reduced-fat versions, and salted brands can vary meaningfully in sugar, sodium, and total calories.
Plan Around Peanut Butter (Natural)
Banana Calories Chart
Compare Peanut Butter (Natural) with small, medium, large, 100g, sliced, mashed, frozen and peanut-butter banana servings.
Healthy Snacks for Weight Loss
Plan snack portions when foods like Peanut Butter (Natural) are easy to over-pour.
Empty Calories Guide
Separate filling snacks from calorie-dense extras that do not keep you full.
Keto Diet Guide
Check how low-carb foods like Peanut Butter (Natural) fit within a ketogenic day.
Compare Peanut Butter (Natural) With Similar Snacks
Use this comparison when choosing a serving. Calories alone do not tell the full story: protein, fiber, fat, sodium, and realistic portion size determine whether a food fits your plan.
| Food | Calories | Protein | Carbs | Fat | Fiber |
|---|---|---|---|---|---|
| Peanut Butter (Natural) | 598 kcal | 25g | 20g | 51g | 6g |
| Dark Chocolate (70-85%) | 598 kcal | 7.8g | 46g | 43g | 10.9g |
| Potato Chips | 536 kcal | 7g | 53g | 35g | 4.8g |
| Popcorn (Air-popped) | 375 kcal | 12g | 74g | 4.5g | 15g |
| Pretzels | 381 kcal | 9.3g | 80g | 3.1g | 2.9g |
| Rice Cakes (Plain) | 387 kcal | 8.2g | 81g | 3.5g | 1.7g |
All comparison values use each food's 100-unit reference so foods can be compared on the same basis.
Vitamins & Minerals
Vitamins
Minerals
Complete Nutrition Facts (per 100g)
% DV = percent of the FDA Daily Value for a 2,000-calorie diet, per 100g. Total sugars have no Daily Value; the FDA value applies to added sugars only.
Methodology & Nutrition Data Sources
How we calculate nutrition data for Peanut Butter (Natural): Calorie and macronutrient values are standardized reference profiles, generally based on USDA FoodData Central entries where available, then scaled to the serving you choose. Entries may come from different FDC data types or releases, and brand or preparation differences can change the numbers.
- Calorie and macronutrient data sourced from the USDA FoodData Central , the federal food composition database used as the main reference where a matching entry exists.
- Daily Value context: for % DV comparisons, use the FDA Daily Value reference amounts for a 2,000 calorie diet (21 CFR 101.9).
- Dietary reference intakes (DRI) for vitamins and minerals are available in the National Academies Dietary Reference Intake tables for further reading; this page does not calculate DRI percentages.
- Glycemic index values are approximate listed values; GI varies by variety, ripeness, and preparation, so compare with the Harvard Health Glycemic Index Reference and the University of Sydney GI database.
- Dietary guidelines context from the HHS/USDA Dietary Guidelines for Americans 2020–2025 , the federal evidence-based nutrition guidance.
Authoritative nutrition data sources:
- USDA FoodData Central, comprehensive food composition database
- FDA Nutrition Facts Label rules, % Daily Value methodology
- NIH Office of Dietary Supplements, vitamin and mineral research
- CDC Nutrition, Public Health Guidance, chronic disease and diet
- HHS/USDA Dietary Guidelines 2020–2025, federal nutrition recommendations
- Harvard T.H. Chan School of Public Health, The Nutrition Source, evidence-based dietary guidance
Nutrition Disclaimer: Calorie and nutrient values are generally based on USDA reference data and may vary by brand, preparation method, ripeness, and cooking technique. These values are for informational purposes only and should not replace personalized dietary advice from a registered dietitian. Individuals with medical conditions should consult a healthcare provider before making significant dietary changes.
Reviewed by Priya Lindqvist · Last updated September 17, 2026 · Values may not reflect the newest USDA FoodData Central release
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Frequently Asked Questions
Is Peanut Butter (Natural) high in protein?
Peanut Butter (Natural) has 25g protein per 100g, which is 50% of the 50g FDA Daily Value. 1 tbsp (16g) supplies about 4.0g, or 8% DV. Under the FDA label guide (20% DV or more per serving is high, 5% or less is low), that serving counts as a moderate protein contribution.
How many calories are in Peanut Butter (Natural)?
Peanut Butter (Natural) contains 598 calories per 100g serving. Using general 4-4-9 calorie factors, that is roughly 100 calories from protein, 80 calories from carbohydrates, and 459 calories from fat; these estimates may not add up exactly to the listed total.
Is Peanut Butter (Natural) good for weight loss?
Peanut Butter (Natural) is calorie-dense at 598 per 100g. For weight loss, use it in smaller portions and balance with lower-calorie, high-fiber foods to manage total intake.
How much protein is in Peanut Butter (Natural)?
Peanut Butter (Natural) contains 25g of protein per 100g. This makes it an excellent high-protein food, ideal for muscle building and recovery.
What serving size should I track for Peanut Butter (Natural)?
Track Peanut Butter (Natural) by grams when precision matters. A practical starting point is 1 tbsp (16g), which is about 96 calories. For packaged, restaurant, fried, sauced, or sweetened versions, use the product label because brand formulas can differ from the plain reference.
Is Peanut Butter (Natural) keto-friendly?
Yes, Peanut Butter (Natural) is keto-friendly with only 20g of carbohydrates per 100g. It fits well within the typical keto macro limits of 20-50g net carbs per day.
Is Peanut Butter (Natural) good for diabetics?
Peanut Butter (Natural) may fit a diabetes meal plan with a listed glycemic index of 14, but the useful decision is the actual portion, total carbohydrates, added sugar, and the rest of the meal. People using diabetes medication should follow personalized clinical guidance.
What vitamins and minerals are in Peanut Butter (Natural)?
Calorique's food profile lists vitamins B3, E, B6, B1, Folate and minerals including Manganese, Magnesium, Phosphorus, Copper, Zinc, Potassium for Peanut Butter (Natural). These are general highlights, not measured amounts or a "good source" rating; check USDA FoodData Central or the product label for exact micronutrient values.
Where does Calorique get nutrition data for Peanut Butter (Natural)?
Calorique standardizes Peanut Butter (Natural) nutrition values per 100g using USDA FoodData Central reference fields where available, then scales the data into realistic serving sizes. FDA Nutrition Facts methodology and authoritative nutrition references are used for context. This page was last reviewed September 17, 2026.
Related Calculators
Dark Chocolate (70-85%)
598 cal · 7.8g protein per 100g
Potato Chips
536 cal · 7g protein per 100g
Popcorn (Air-popped)
375 cal · 12g protein per 100g
Pretzels
381 cal · 9.3g protein per 100g
Rice Cakes (Plain)
387 cal · 8.2g protein per 100g
Granola Bar
471 cal · 8.3g protein per 100g
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462 cal · 12g protein per 100g
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