Nutritional composition of selected edible algae (% dry weight)
Species
Proteins
Ashes
Dietary fiber
Carbohydrates
Lipids
Chlorophyta (green macroalgae)
Codium sp.
10
-
5
53
1.0
C. fragile
8–11
21–39
5.1
39–67
0.5–1.5
Ulva compressa
21–27
18.6
33–45
48.2
0.3
U. intestinalis
6.15
-
-
30.58
7.13
U. lactuca
10–25
12.9–36.8
10.28–38
36–43
0.6–3.9
U. rigida
18–19
28.6
38–41
43–56
0.9–2.0
Phaeophyceae (brown macroalgae)
Fucus spiralis
10.77
-
63.88
-
-
F. vesiculosus
3–14
14–30
45–59
46.8
1.9
Himanthalia elongata
5–17
30–36
9.48–37
44–61
0.5–3.1
Laminaria ochroleuca
9–17.2
38.0
11.7–36
43.0–52
1.5–1.8
Saccharina japonica*
4.1–7.5
9.1–26.63
10–22.8
51.9–84.4
1.0–2.4
S. latissima
6–26
34.78–37.3
9.89–30
44.1–61
0.5–1.8
Sargassum vulgare
9.2–19.9
13.01–30.35
4.8–10.5
52.6–68.5
0.15–0.79
U. pinnatifida
12–23
26–41.2
8.81–46
30.1–51
1.5–10.1
Rhodophyta (red macroalgae)
C. crispus
11–21
21.08
10–34
55–68
0.9–3.0
Osmundea pinnatifida
20.64
-
33.82
-
-
P. palmata
8–35
15–30
28.57–38
46–56
0.7–3
Porphyra sp.
25.80
-
40.98
-
-
Porphyra umbilicalis
29–39
12
29–35
43
0.3
Pterocladiella capillacea
20.52
-
52.08
-
-
N. tenera*
7.9–47
17.5–20.5
12–35
44.3–72.3
0.7–2.3
Neopyropia yezoensis*
31–44
7.8
48.6
44.4
2.1
sp.: species; C. fragile: Codium fragile; U. intestinalis: Ulva intestinalis; U. lactuca: Ulva lactuca; U. rigida: Ulva rigida; F. vesiculosus: Fucus vesiculosus; S. latissima: Saccharina latissima; U. pinnatifida: Undaria pinnatifida; C. crispus: Chondrus crispus; P. palmata: Palmaria palmata; N. tenera: Neopyropia tenera; *: species do not present in the Atlantic flora, but indicated here for comparison
The author declares that he has no conflicts of interest.
Ethical approval
Not applicable.
Consent to participate
Not applicable.
Consent to publication
Not applicable.
Availability of data and materials
Not applicable.
Funding
Leonel Pereira is grateful for the support of the FCT—Foundation for Science and Technology, I.P., within the scope of the project of the Associate Laboratory ARNET [LA/P/0069/2020], and MARE—Marine and Environmental Sciences Centre [UIDB/04292/2020]. The funders had no role in study design, data collection and analysis, decision to publish, or preparation of the manuscript.
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