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12 Surprising Sources of Caffeine

These 12 sources of caffeine, some hidden, some just plain weird, could be giving you the jitters.

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Morning Spark instant oatmeal

Instead of adding fruit or nuts to this healthy food, Sturm Foods has amped up its instant breakfast with caffeine. The packaging boasts that a serving has about as much caffeine as a cup of coffee. Why not just have the coffee with a bowl of regular oatmeal?

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