Surprising Caffeine Sources
Where Do You Get Your Caffeine?
Green Tea
Black Tea
Iced Tea
Some Breakfast Cereal
Energy Bars and Gels
Bottled Water
Decaf Coffee
Soda
Energy Drinks
Caffeinated Gum
Dark Chocolate
Hot Cocoa
Ice Cream
Over-the-Counter Pain Meds
Why Does It Matter?
How Much is Too Much?
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SOURCES:
BMC Public Health: “Depicted serving size: cereal packaging pictures exaggerate serving sizes and promote overserving.” Center for Science in the Public Interest: “Caffeine Chart.”
Consumer Reports: “Best Energy Bars: Crunchy, Chewy, Tasty ... and Healthy, Too?” “Caffeine levels in drinks, snacks, and drugs,” “Is Decaffeinated Coffee Bad for You?” “Is There More Caffeine in Espresso Than in Coffee?” “Are You Getting Too Much Caffeine?” “The Buzz on Death Wish Coffee.”
Excedrin.
Indiana University Bloomington: “IU study finds caffeine boosts enzyme that could protect against dementia.”
Journal of Caffeine Research: “Caffeine Withdrawal and Dependence: A Convenience Survey Among Addiction Professionals,” “Caffeine Content Labeling: A Missed Opportunity for Promoting Personal and Public Health.”
Mayo Clinic: “Caffeine: How much is too much?” “Caffeine content for coffee, tea, soda and more.”
National Center for Complementary and Integrative Health: “Energy Drinks.”
National Sleep Foundation: “Besides coffee, these other foods, beverages, and medications may also cause you to stay awake.”
FDA: “FDA Consumer Advice on Pure Powdered Caffeine,” “Caffeine Intake By The U.S. Population,” “Added Caffeine in Gum.”
USDA: “Cocoa Puffs,” "Basic Report: 14210, Beverages, coffee, brewed, espresso, restaurant-prepared," "Basic Report: 19904, Chocolate, dark, 70-85% cacao solids," "Basic Report: 14355, Beverages, tea, black, brewed, prepared with tap water," "Basic Report: 14278, Beverages, tea, green, brewed, regular."
Winchester Hospital Health Library: "Guarana."
Pinnacle Health: "The Benefits & Risks of Caffeine Consumption in Kids."