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Table 1 Selected sources of dietary and medical caffeine [16]

From: Caffeine in the management of patients with headache

  Serving size (oz./mL) Caffeine (mg)
Dietary
 FDA limit for cola and pepper soft drinks 12 355 71 (200 ppm)
 Black tea, brewed for 3 min 8 237 30–80
 Green tea, brewed for 3 min 8 237 35–60
Medical
 Midol Complete 2 caplets   120
 Bayer Back & Body 2 caplets   65
 Anacin 2 tablets   64
 Excedrin ES 2 tablets   130 mg
 Excedrin Migraine 2 tablets   130 mg
 Excedrin Tension Headache 2 tablets   130 mg