Caffeine Ratings
| Bean or Blend | |
caffeine factor |
|---|---|---|
| Tanzania Peaberry |  |
1.42 |
| Colombia Excelso | |
1.37 |
| Colombia Supremo | |
1.37 |
| Indian Mysore | |
1.37 |
| Colombia Supremo Dark | |
1.37 |
| Kenya AA | |
1.36 |
| Costa Rica Tarrazu | |
1.35 |
| Panama Organic | |
1.34 |
| Guatemala Antigua | |
1.32 |
| Kona Extra Prime | |
1.32 |
| Espresso Roast | |
1.32 |
| New Guinea | |
1.30 |
| Sumatra Mandheling-Lintong | |
1.30 |
| Vienna Roast | |
1.27 |
| Jamaican Blue Mtn | |
1.24 |
| Wallensford Estate | |
1.24 |
| Celebes Kalossi | |
1.22 |
| French Roast | |
1.22 |
| Java Estate Kuyumas | |
1.20 |
| Brazil Bourbons | |
1.20 |
| Mexico Pluma Altura | |
1.17 |
| Mocha-Java | |
1.17 |
| Ethiopian Harrar-Moka | |
1.13 |
| Zimbabwe | |
1.10 |
| Mocha Mattari (Yemen) | |
1.01 |
The Caffeine Page: an experience in caffeination
Extreme Coffee, inc.: hyper-caffeinated coffee
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Caffeine as a general phenomenon