| Chemical composition | Mean value ± SD |
| Total carbohydrates (mg eq xylose g−1 dw) | 532.06 ± 0.33 |
| Total uronic acids (mg uronic acids g−1 dw) | 2.1 ± 0.6 |
| Total proteins (mg eq ABS g−1 dw) | 24.54 ± 15.00 |
| Total polyphenols (mg GAE g−1 dw) | 19.40 ± 0.02 |
| Antioxidant capacity (µmol TE g−1 dw) | 22.5 ± 0.5 |
| Dry mass (% fw) | 3.30 ± 0.20 |
| Ash (% dw) | 29.30 ± 4.00 |