Table 3 Chemical constituents of the algal biomass and extracts.

From: Impacts of algae supplements (Arthrospira & Chlorella) on growth, nutrient variables, intestinal efficacy, and antioxidants in New Zealand white rabbits

Biomass proximate composition

Arthrospira platensis

Chlorella vulgaris

Protein

56.4 ± 3.3%

43.6 ± 2.4%

Lipids

6.6 ± 0.6%

20.19 ± 1.2%

Carbohydrates

26.2 ± 0.98%

23.8 ± 0.94%

GC–MS profiling of the algal extract

Molecular formula

Retention time, Min

Peak Area %

 

Arthrospira platensis

Chlorella vulgaris

Esters

 1,2-Benzenedicarboxylic acid, bis(2-methylpropyl) ester

C16H22O4

35.1

10.77

1.29

 Pentadecanoic acid, 14-methyl-, methyl ester

C17H34O2

35.6

0.82

 1,2-Benzenedicarboxylic acid, diisooctyl ester (Isooctyl phthalate)

C24H38O4

45.6

2.15

14.17

 7-Hexadecenoic acid, methyl ester, (Z)-

C17H32O2

35.9

0.82

 Hexadecanoic acid, methyl ester (Methyl palmitate)

C17H34O2

37

13.5

 11-Octadecenoic acid, methyl ester

C19H36O2

38.8

0.45

 Octadecanoic acid, 1-[(tetradecyloxy)carbonyl]pentadecyl ester

C48H94O4

25.1

2.15

22.3

 Pentadecanoic acid, 14-methyl-, methyl ester

C17H34O2

35.3

6.46

 Ethaneperoxoic acid, 1-cyano-1-[2-(2-phenyl-1,3-dioxolan-2-yl)ethyl]pentyl ester

C19H25NO5

35.7

7.32

 1,2-Benzenedicarboxylic acid, diisooctyl ester

C24H38O4

39.1

2.15

 Total

  

31.00

53.35

 Fatty acid: Pentanoic acid, 4-methyl- (Isocaproic Acid)

C6H12O2

26

15.42

 Fatty Alcohol: 3-Methyl-2-(3-methylpentyl)-3-buten-1-ol

C5H10O

27.5

1.72

6.4

 Total

  

1.72

21.82

 Hydrocarbon

 Eicosane

C20H42

32.5

1.29

 4-Dodecene, (E)-

C12H24

26.1

17.32

 Pentadecane

C15H32

33.8

6.29

 Pentadecane, 7-methyl-

C16H34

30.8

18.96

5.1

 Total

  

20.25

28.71

Ketone

 Propiophenone, 2'-(trimethylsiloxy)-

C12O18O2Si

21

1.72

 1,4-Benzenediol, 2,6-bis(1,1-dimethylethyl)-

C14H22O2

18.2

13.94

 Acetophenone, 2-chloro-

C8H7ClO

32

2.54

 7,9-Di-tert-butyl-1-oxaspiro(4,5)deca-6,9-diene-2,8-dione

C17H24O3

33.4

4.3

3.4

 Total

  

19.96

5.94

 Steroids: Cholesterol

C27H46O

51.8

4.64

Terpenes

 3,7,11,15-Tetramethyl-2-hexadecen-1-ol

C20H40O

34.7

10.34

4.72

 Phytol

C20H40O

38.6

3.44

1.2

 3',8,8'-Trimethoxy-3-piperidyl-2,2'-binaphthalene-1,1',4,4'-tetrone

C28H25NO7

46.7

 Squalene

C30H50

38.8

6.46

 Total

  

20.24

5.92