Caffeine content

Caffeine Content Within Distinct Types Of Coffee

The type of coffee and preperation methods will greatly affect, the caffeine content of a single serving of java. Ordinarly, a single cup of coffee of about 207 milliliters (7 fluid ounces) or a single shot of espresso of about 30 mL (1oz) can be potentialy contain the following amounts of caffeine:

• Drip coffee : 115–175 mg
• Espresso : 30 mg
• Colombian Espresso : 40 mg
• Brewed/Pressed: 80–135 mg
• Instant : 65–100 mg
• Decaf, brewed : 3–4 mg
• Decaf, instant : 2–3 mg

It appears that Drip coffee comes out ahead here . So much for that Espresso shot!