The caffeine content of coffee, espresso, capsules, and tea can vary based on factors such as preparation method, serving size, brew time, and individual brewing preferences. The values below are approximate and based on our recommended preparation methods.
Coffee and Espresso
- Brewed coffee (6 oz): approximately 100-200 mg caffeine
- Decaf brewed coffee (6 oz): approximately 4-8 mg caffeine
- Espresso shot: approximately 70 mg caffeine
- Decaf espresso shot: approximately 2.4 mg caffeine
Capsules
- Peet's caffeinated coffee capsules: approximately 60-90 mg caffeine per capsule
- Prepared espresso capsules: approximately 50-120 mg caffeine per capsule
Ultra Coffee
- Ultra Coffee: approximately 75 mg caffeine per tablespoon
Tea
Caffeine levels in tea can vary significantly depending on factors such as the tea variety, harvest conditions, amount of tea used, brewing time, and water quality.
Approximate caffeine ranges by tea type:
- Black Tea: 25-110 mg per 5 oz serving
- Green Tea: 16-60 mg per 5 oz serving
- White Tea: 12-50 mg per 4 oz serving
- Herbal Tea: Caffeine-free
- Matcha: approximately 30-50 mg per packet when prepared according to package instructions
About Decaffeinated Coffee
Decaffeinated coffees contain less caffeine than their regular counterparts, but they are not completely caffeine-free. According to the USDA Standard Reference Database, an 8 oz cup of brewed decaffeinated coffee contains approximately 2.4 mg of caffeine.
If you have a sensitivity to caffeine or questions about your caffeine intake, we recommend consulting your healthcare provider for personalized guidance.