Table 6.
Vitamin composition of seaweed (mg/100 g dw). Adapted from MacArtain et al. and Syad et al. [121,183].
| Seaweed | Vitamin A | Vitamin C | Vitamin D | Vitamin E | Vitamin K | Vitamin B1 | Vitamin B2 | Vitamin B6 | Folate (g/kg) | Vitamin B12 (µg/kg) |
|---|---|---|---|---|---|---|---|---|---|---|
| Ochrophyta, Phaeophyceae (brown seaweed) | ||||||||||
| Ascophyllum nodosum | - | 81.8 | - | - | 27 | 7.3 | 0.125 | 0.456 | 16.4 | |
| Fucus spiralis | 1.41 | - | 104 | - | Trace | - | - | - | - | - |
| Laminaria digitata | - | 355.3 | - | - | - | 1.38 | 1.38 | 64.1 | 0 | 61.9 |
| Sargassum wightii | 0.40 | 506.9 | - | 135 | - | Trace | Trace | - | - | - |
| Undaria pinnatifida | - | 1847 | - | - | - | 50.4 | 117 | 32.4 | 0.066 | 43.1 |
| Rhodophyta (red seaweed) | ||||||||||
| Gelidiella acerosa | 0.34 | 507.18 | 133 | - | - | Trace | Trace | - | - | - |
| Osmundea pinnatifida | 1.2 | - | - | - | 2.56 | - | - | - | - | - |
| Palmaria palmata | - | 690 | - | - | - | 3 | 10 | 0.25 | 0.00263 | 230 |
| Porphyra umbilicalis | - | 1610.6 | - | - | - | 9.63 | 34.3 | 14.9 | 0.125 | 96.1 |
| Chlorophyta (green seaweed) | ||||||||||
| Ulva rigida | 0.29 | 94.2 | - | - | - | 4.7 | 1.99 | < 0.1 | 1.08 | 60 |
| Ulva spp. | - | 1250 | - | - | - | 7.5 | 3.75 | 0 | 0.0015 | 787.5 |