Nutraceutical Potential of Five Mexican Brown Seaweeds
Table 2
Extraction yield (% seaweed dry matter), proximal composition of the extracts (% extract dry matter, except for moisture), and their total phenolic content (TPC as g PGE per 100 g extract dry matter).
Seaweed
Extraction yield
Moisture
Ash
Lipid
Protein Nx6.25
Polysaccharides
NFE
TPC
S. compressa
17.5 ± 0.8a
14.7 ± 1.1c
26.4 ± 2.4b
7.0 ± 0.8a
9.3 ± 0.2c
19.7 ± 1.9b
57.3
47.7 ± 2.2e
C. osmundacea
19.2 ± 1.7a
10.5 ± 0.3a
59.1 ± 3.7c
12.3 ± 1.1c
4.2 ± 0.1a
11.2 ± 1.0a
24.4
20.7 ± 0.9d
E. arborea
32.8 ± 1.9b
19.7 ± 0.4d
17.1 ± 2.7a
5.0 ± 0.5a
7.7 ± 0.5b
53.2 ± 3.9d
70.2
15.2 ± 0.5c
P. californica
19.8 ± 1.8a
12.5 ± 0.5b
31.7 ± 3.8b
10.1 ± 0.8b
6.8 ± 0.7b
28.6 ± 2.0c
51.4
9.5 ± 0.2b
E. menziesii
20.3 ± 0.3a
12.5 ± 0.7b
52.8 ± 3.2c
9.6 ± 0.6b
9.2 ± 0.5c
5.4 ± 0.9a
28.4
2.6 ± 0.1a
F value
106.351
86.139
94.327
40.099
66.684
212.364
—
744.081
Sig. ANOVA
<0.001
<0.001
<0.001
<0.001
<0.001
<0.001
—
<0.001
NFE (nitrogen free extract) calculated by difference.