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.