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Robusta vs Arabica: The Full Scientific Breakdown of Caffeine, Flavour Compounds, and Growing Regions
Arabica and robusta are not just quality grades. They differ in genetics, caffeine levels, flavor chemistry, and geography. Here is the full scientific comparison.
Caffeine Content of Coffee: How Much Is in Each Drink?
A double espresso contains approximately 120 to 150mg of caffeine; a mug of filter coffee contains 150 to 250mg. Here's a comprehensive breakdown of caffeine in every cof