Is your coffee gluten-free? November 17, 2022 16:13 Updated While our coffees are not certified gluten-free, coffee beans do not naturally contain gluten. Related articles Are any of your beverages gluten-free? Are Peet’s Flavored bags gluten free? How do I add an item to my next subscription shipment? K-cup Allergen Information Are Peet’s espresso capsules gluten free?