What Is Caffeine? A Psychoactive Drug
Caffeine is a central nervous system stimulant with low toxicity and low abuse potential. The most common dietary source that everyone recognizes with caffeine is coffee. But it is also found in teas, cocoa beverages, and many others.
Caffeine is a xanthine that is universally available, legal, and socially accepted as the world's most widely consumed psychoactive drug.
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Caffeine In Common Foods
Caffeine has been used for ages and can be found in many common foods, drinks, and medications. Caffeine exists in more than sixty plants.
The most common dietary source of caffeine is coffee. But cocoa beverages, energy drinks, medications, and specialized sports foods and supplements can also contain different amounts of caffeine. (source π)
If you are interested in a ranked list of foods where you can find caffeine. Go to our nutrition tool and check out caffeine.
Caffeine In Coffee
Coffee is the most popular beverage after water and consumes daily worldwide. Which makes caffeine probably be the most frequently consumed psychostimulant in the world. (source π)
Caffeine is universally available, legal, and socially accepted and used stimulant with low toxicity and low abuse potential. (source π)
Caffeine And Sleep
The use of caffeine to stay awake and alert is a long-standing habit. It is believed to reverse the performance and mood effects seen during sleep deprivation. (source π)
Caffeine improves both physical and cognitive performance during periods of sleep deprivation. Caffeine should not be considered as a replacement for sleep. (source π)