Table 2.
Accuracy and precision for determination of fucoxanthin and fucoxanthinol in plasma samples (n = 5).
| Analyte | Concentration (ng/mL) | Intraday | Interday | ||||
|---|---|---|---|---|---|---|---|
| Mean ± SD (ng/mL) | Precision (%) | Accuracy (%) | Mean ± SD (ng/mL) | Precision (%) | Accuracy (%) | ||
| Fucoxanthin | 11.25 | 12.63 ± 0.25 | 1.99 | 111.80 | 11.83 ± 0.84 | 7.09 | 104.72 |
| 90 | 96.80 ± 4.54 | 4.69 | 107.56 | 80.87 ± 2.34 | 2.89 | 89.96 | |
| 360 | 378.67 ± 21.23 | 5.74 | 105.19 | 312.00 ± 12.29 | 12.29 | 86.67 | |
| Fucoxanthinol | 9.4 | 10.42 ± 0.65 | 6.26 | 110.89 | 9.91 ± 0.48 | 4.84 | 105.46 |
| 75 | 81.93 ± 4.55 | 5.56 | 109.24 | 68.77 ± 0.58 | 0.84 | 91.69 | |
| 300 | 317.00 ± 8.72 | 2.75 | 105.67 | 265.33 ± 4.51 | 1.7 | 88.44 | |