Table 5.
Theoretical maximum daily intake (TMDI) of 5-CQA and 3,5-DCQA from coffee by-products via tea-like aqueous infusions.
| Coffee By-Product | Consumption of Infusions (mL/day) |
5-CQA | 3,5-DCQA | ||
|---|---|---|---|---|---|
| Content Per Serving (g/200 mL) * |
TMDI (g/day) |
Content Per Serving (g/200 mL) * |
TMDI (g/day) |
||
| coffee flowers (blossoms) | 1300 | 0.052 | 0.338 | 0.117 | 0.759 |
| coffee leaves | 1300 | 0.112 | 0.728 | 0.023 | 0.147 |
| coffee pulp | 1300 | 0.048 | 0.312 | 0.001 | 0.008 |
| coffee husk | 1300 | 0.266 | 1.729 | 0.003 | 0.020 |
| Cascara beverage | 1300 | 0.000 | 0.001 | n.d. | n.d. |
| silver skin | 1300 | 0.180 | 1.167 | 0.020 | 0.130 |
| coffee parchment | 1300 | 0.012 | 0.079 | n.d. | n.d. |
| spent coffee grounds | 1300 | 0.046 | 0.299 | 0.020 | 0.130 |
| green unroasted beans | 1300 | 0.268 | 1.742 | 0.022 | 0.143 |
| total average | 0.109 | 0.711 | 0.029 | 0.191 | |
* The content per serving in g/200 mL was calculated using the maximum amount of 5-CQA and 3,5-DCQA, respectively, found in coffee by-products from Table 1; n.d. = no data.