TABLE 5.
Total polyphenol content obtained for Laminaria hyperborea, Laminaria digitata, Saccharina latissima, Ascophyllum nodosum, and Fucus vesiculosus extracts using the selective qNMR method. Results are expressed as both gallic acid equivalents (GAE) and phloroglucinol equivalents (PGE) per dry weight (DW).
| Sample | Family | Zone | C [mg GAE/g DW] | C [mg PGE/g DW] |
|---|---|---|---|---|
| L. hyperborea M20 | Laminariaceae | Sublittoral | 8.32 ± 0.00 | 6.17 ± 0.01 |
| L. hyperborea S20 | Laminariaceae | Sublittoral | 5.51 ± 0.00 | 4.08 ± 0.01 |
| L. hyperborea A21 | Laminariaceae | Sublittoral | 6.57 ± 0.00 | 4.87 ± 0.01 |
| L. digitata | Laminariaceae | Sublittoral | 6.86 ± 0.00 | 5.09 ± 0.01 |
| S. latissima | Laminariaceae | Sublittoral | 16.8 ± 0.0 | 12.4 ± 0.0 |
| A. nodosum | Fucaceae | Eulittoral | 11.57 ± 0.0 | 8.57 ± 0.0 |
| F. vesiculosus | Fucaceae | Eulittoral | 14.8 ± 0.0 | 11.0 ± 0.0 |