Table 1. Fatty acids composition (%) of the investigated coffee oils (green coffee oil, GCO; roasted coffee oil, RCO; heated green coffee oil, HGCO; heated roasted coffee oil, HRCO).
Fatty acid / (% ± SD) | GCO | RCO | HGCO | HRCO |
---|---|---|---|---|
Palmitic acid (PA) C16:0 (SFA) | 38.3 ± 1.9a | 37.4 ± 1.3a | 38.7 ± 2.4a | 36.6 ± 1.2a |
Stearic acid (SA) C18:0 (SFA) | 7.89 ± 0.34a | 6.70 ± 0.22b | 9.01 ± 0.42c | 8.32 ± 0.31ac |
Arachidic acid (AA) C20:0 (SFA) | 3.24 ± 0.27a | 2.41 ± 0.17b | 3.96 ± 0.11c | 3.25 ± 0.18a |
Oleic acid (OA) C18:1 (MUFA) | 9.34 ± 0.50ab | 8.91 ± 0.39b | 9.23 ± 0.41ab | 10.03 ± 0.36a |
Linoleic acid (LA) C18:2 (PUFA) n-6 | 39.9 ± 4.8a | 43.6 ± 3.7a | 37.9 ± 2.5a | 40.4 ± 3.1a |
Linolenic acid (LNA) C18:3 (PUFA) n-3 | 1.25 ± 0.37a | 0.92 ± 0.19a | 1.19 ± 0.11a | 1.33 ± 0.31a |
% Total SFA | 49.38 | 46.55 | 51.68 | 48.17 |
% Total MUFA+PUFA | 50.58 | 53.42 | 48.29 | 51.76 |
Means were compared by Tukey’s multiple comparison post-hoc test (n = 4). Different letters indicate means that are statistically different at P < 0.05.