According to an article in the Journal of the American Dietetic Association, Kona has the following
caffeine content,
depending on how it is prepared: Serving size: Brewed 7 oz, 207 ml 80 — 135 mg Drip 7 oz, 207 ml 115 — 175 mg Espresso 1.5 — 2 oz, 45 — 60 ml 100 mg