Questions tagged [caffeine]

A widely consumed xanthine alkaloid first isolated by Friedlieb Ferdinand Runge in 1820, which functions as a psychoactive stimulant. Caffeine is typically found in sodas, teas, and coffees, as well as a wide variety of other sources.

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Does caffeine from cold brew coffee get absorbed slower than normal coffee?

A person who was selling cold brew coffee claimed that it the body absorbed the caffeine from cold brew coffee slower than it does from hot pressed coffee such as an espresso. Is there any ...