Is it okay to have caffeine at 3pm? The definitive guide
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3 min read
According to the Food and Drug Administration (FDA), the half-life of caffeine typically ranges from four to six hours. This means that a significant portion of the caffeine consumed at 3pm will still be active in your system late into the evening. The decision to have a midday caffeine fix depends heavily on your sensitivity to stimulants and your evening routine.
