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The consumption of food that contains 90 mg of caffeine (data provided by the USDA’s Food and Nutrient Database for Dietary Studies).
| Food and beverages | Consumption |
| Not reconstituted instant coffee | 2.87 g |
| Reconstituted instant coffee | 346.15 g |
| Espresso | 42.45 g |
| Brewed coffee | 225.00 g |
| Mocha coffee | 272.73 g |
| Cappuccino | 250.00 g |
| Green tea | 750.00 g |
| Black tea | 450.00 g |
| Black chocolate | 160.71 g |
| Regular cola | 1000.00 g |
| Diet cola | 750.00 g |
| Energy drink (Red Bull) | 310.34 g |
