Table 1.

Overall fatty acid profile (%) in the five studied green seaweed species

Fatty acid	R. riparium	U. lactuca	U. prolifera	U. intestinalis	C. linum
14:0	8.9 ± 0.1b	8.6 ± 0.0b	10.9 ± 0.0c	8.5 ± 0.0b	3.5 ± 0.3a
16:0	20.3 ± 0.2b	19.2 ± 0.1a	21.0 ± 0.2b	19.3 ± 0.0a	32.9 ± 0.4c
18:0	0.4 ± 0.0ab	0.3 ± 0.0a	0.2 ± 0.0a	0.3 ± 0.0a	0.6 ± 0.0b
Σ SFA	34.4 ± 0.1a	38.0 ± 0.0b	38.1 ± 0.2b	38.2 ± 0.2b	46.6 ± 1.2c
16:1 ω7 + ω9	6.4 ± 0.0d	1.2 ± 0.0a	1.6 ± 0.1b	1.2 ± 0.0a	4.3 ± 0.0c
18:1 ω7 + ω9	15.7 ± 0.2c	7.7 ± 0.0a	11.5 ± 0.2b	7.3 ± 0.0a	17.4 ± 0.2d
20:1 ω7 + ω9 + ω11	0.3 ± 0.0a	0.2 ± 0.0a	0.2 ± 0.0a	0.2 ± 0.0a	0.5 ± 0.0a
Σ MUFA	23.0 ± 0.2c	16.6 ± 0.1b	14.9 ± 0.1a	16.6 ± 0.1b	23.4 ± 0.2c
18:2 ω6	10.8 ± 0.4c	9.5 ± 0.2bc	22.0 ± 0.8d	8.1 ± 0.0b	2.1 ± 0.1a
20:4 ω6	0.9 ± 0.0b	1.8 ± 0.0a	1.7 ± 0.0a	1.8 ± 0.0a	0.1 ± 0.0c
16:3 ω3 + 16:4 ω3	4.0 ± 0.1a	10.6 ± 0.1a	8.7 ± 0.3a	11.0 ± 0.3a	0.9 ± 0.1a
18:3 ω3	10.5 ± 0.0c	0.1 ± 0.0a	0.2 ± 0.1a	0.1 ± 0.0a	4.1 ± 0.1b
18:4 ω3	0.4 ± 0.0b	0.2 ± 0.0a	0.5 ± 0.0b	0.2 ± 0.0a	2.3 ± 0.1c
20:4 ω3	0.1 ± 0.0a	0.1 ± 0.0a	0.5 ± 0.0c	0.1 ± 0.0a	0.3 ± 0.0b
20:5 ω3	2.7 ± 0.0d	1.6 ± 0.0b	2.2 ± 0.1c	1.7 ± 0.1b	0.6 ± 0.0a
22:5 ω3	2.1 ± 0.0d	1.4 ± 0.0b	1.9 ± 0.0c	1.5 ± 0.0b	0.7 ± 0.0a
22:6 ω3	0.4 ± 0.0a	0.2 ± 0.0a	0.2 ± 0.0a	0.2 ± 0.0a	0.4 ± 0.0a
Σ PUFA	33.1 ± 0.4c	26.8 ± 0.3b	39.0 ± 0.5d	26.0 ± 0.4b	12.2 ± 0.3a
Σ ω3	20.1 ± 0.1c	14.1 ± 0.0b	14.0 ± 0.3b	14.6 ± 0.4b	8.9 ± 0.2a
Σ ω6	12.0 ± 0.5b	12.1 ± 0.3b	24.7 ± 0.8c	10.7 ± 0.0b	2.4 ± 0.1a
Σ ω3/Σ ω6	1.7 ± 0.1c	1.2 ± 0.0b	0.6 ± 0.0a	1.4 ± 0.0b	3.7 ± 0.0d

Values are presented as average ± standard deviation. Different lowercase letters within a row correspond to statistical differences (p < .05).