The shop

Pick your flavor.

Every jar is double-roasted peanut butter with natural fiber, Digestibility Corrected†. Between 34 and 64 calories† and up to 7g of protein per two-tablespoon serving.

The lineup

Same science. Different snack attack.

Peer-reviewed 2020 studyReal double-roasted peanutsTap any jar for the full lesson

Old School Smooth

Old School Smooth

36 cal† · 7g protein

$17.49
Take the lesson
Nutz About Chocolate

Nutz About Chocolate

34 cal† · 6g protein

$18.99
Take the lesson
Salty Caramel

Salty Caramel

34 cal† · 6g protein

$18.99
Take the lesson
Sold outCoconut Macaroon

Coconut Macaroon

40 cal† · 7g protein

Take the lesson
Prince of Pistachio

Prince of Pistachio

44 cal† · 7g protein

$18.99
Take the lesson
Cookie N Cream

Cookie N Cream

64 cal† · 7g protein

$18.99
Take the lesson
Birthday Butter

Birthday Butter

64 cal† · 6g protein

$18.99
Take the lesson
NewProtein Krispy Treat Butter

Protein Krispy Treat Butter

63 cal† · 10g protein

$19.99
Take the lesson

Copycats copy labels. They can't copy a study.

Plenty of jars talk about low calories now. Ask to see their own published, peer-reviewed study. Ours is right up there.

†Nutritional Facts are Digestibility Corrected. Digestibility Corrected is an FDA term used to represent a correction in calorific yields from a food or macronutrient. Digestibility may vary on an individual basis.

*Comparison values for typical peanut butter are from USDA FoodData Central, rounded, for general reference only. Professor Nutz™ is a trademark of Professor Nutz LLC.