Nuts & Seeds
Peanut Butter
Overview
Why eat peanut butter?
Peanut butter packs plant protein, unsaturated fat, fiber and a long list of minerals into a spread most people already enjoy. It is calorie-dense, so it works best as a topping or a component of a meal rather than something eaten by the spoonful, but nutritionally it earns its place.
Good to know: At 598 kcal per 100 g, portions add up quickly, and unsalted versions like this one keep sodium at just 17 mg per 100 g compared with salted jars.
Protein that satisfies
Two tablespoons supply 7.11 g of protein (14% DV), which helps keep a snack or slice of toast filling for longer.
Niacin and vitamin E
Per 100 g it delivers 82% DV niacin, involved in energy metabolism, and 61% DV vitamin E, an antioxidant that protects cell membranes.
Magnesium and copper
With 168 mg magnesium (40% DV) and 47% DV copper per 100 g, it supports muscle and nerve function plus normal red blood cell formation.
Overview drafted with AI from USDA FoodData Central figures. For education, not medical advice.
Nutrition facts
What’s in peanut butter?
Calories
598kcal
Protein
22g
Carbs
22g
Fat
51g
Fiber
5g
Sugars
10g
Minerals
- Calcium49 mg4%
- Iron1.7 mg10%
- Magnesium168 mg40%
- Phosphorus335 mg27%
- Potassium558 mg12%
- Sodium17 mg1%
- Zinc2.5 mg23%
- Copper0.42 mg47%
- Selenium4.1 µg7%
Vitamins
- Vitamin E9.1 mg61%
- Vitamin K0.3 µg0%
- Thiamin (B1)0.15 mg13%
- Riboflavin (B2)0.19 mg15%
- Niacin (B3)13 mg82%
- Vitamin B60.44 mg26%
- Folate87 µg22%
Other compounds
- Omega-3 ALA0.03 g
% Daily Value is based on FDA reference amounts for adults. Bars cap at 100%.
Side by side, per 100 g
Peanut Butter vs Almond Butter
| Nutrient | Peanut Butter | Almond Butter |
|---|---|---|
| Calories | 598 kcal | 614 kcal |
| Protein | 22 g | 21 g |
| Fat | 51 g | 56 g |
| Saturated fat | 10 g | 4.2 g |
| Sugars | 10 g | 4.4 g |
| Fiber | 5 g | 10 g |
| Calcium | 49 mg | 347 mg |
| Iron | 1.7 mg | 3.5 mg |
| Magnesium | 168 mg | 279 mg |
| Potassium | 558 mg | 748 mg |
| Vitamin E | 9.1 mg | 24 mg |
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Source: USDA FoodData Central, “Peanut butter, smooth style, without salt” (SR Legacy, FDC ID 172470).View the USDA record ↗ (opens in a new tab).