Peanut butter is moderate for keto—about ~17.3g net carbs per 100g (about 2.6g per tablespoon). Choose natural, unsweetened varieties and keep portions small for a satisfying fat-and-protein boost.
Is Peanut Butter Keto?

YOUR PORTION
How much are you having?
Scale the published reference values to your portion.
Per 100 g (as listed by source). Curated estimate; estimated values.
How this is calculated
total carbohydrate - fiber. Each published value is multiplied by your portion divided by the reference amount. No extra fiber, sugar alcohol or allulose deductions are applied here.
Grams and milliliters are not interchangeable. Household measures require a food-specific conversion; check your scale or product label.
17.3gnet carbs in your portion
- Total carbs
- 22.3g
- Fiber
- 5g
- Protein
- 25g
- Fat
- 50g
- Calories
- 588
Peanut butter is moderate for keto—about ~17.3g net carbs per 100g (about 2.6g per tablespoon). Choose natural, unsweetened varieties and keep portions small for a satisfying fat-and-protein boost.
- Net carbs (100 g)17.3g
- Protein (100 g)25g
- Fat (100 g)50g
- Keto verdictEnjoy in moderation
NUTRITION FACTS
Per 100 g (as listed by source)
Source: Curated estimate
Source fit: curated estimate; not an exact source match
Net-carb calculation: total carbohydrate - fiber
A USDA reference record exists, but the displayed basis or macros do not directly reproduce it, so KetoLens does not attribute these values to USDA. Check the current label for packaged products.
Nutrition record reviewed 2026-07-09. Maintained by KetoLens Team.
HOW TO ENJOY IT ON KETO
- Moderate carbs: ~17.3g net per 100g (~2.6g per tbsp) fits keto when portioned
- High fat content (≈50%) supports satiety and keto macros
- Solid protein (~25g/100g) helps with fullness and muscle maintenance
- Naturally low in sugar when unsweetened; avoid added sugars/oils
- Versatile: works in fat bombs, sauces, and quick snacks
PREPARATION SUGGESTIONS
CELERY SNACK
Spread on celery sticks for a classic, crunchy, low-carb combo.
BERRY PAIRING
Use a small amount alongside a few strawberries or raspberries for a treat.
SMOOTHIE BASE
Blend with Almond Milk (Unsweetened), ice, and a pinch of cocoa for a creamy shake.
SPOON SNACKING
1 tbsp straight from the spoon can curb sweet-salty cravings—measure first.
BAKING INGREDIENT
Use in keto cookies or fat bombs with Allulose (Sugar Substitute) or erythritol.
PROTEIN BOOST
Stir into Greek Yogurt (Full Fat) (small dollop) for a creamy, satiating snack.
OPTIONAL BUYING OPTIONS
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