Supercritical carbon dioxide extraction of lipids and carotenoids from Rhodotorula toruloides CBS 14 in comparison with conventional extraction methods

Table 1 Quantification of different fatty acids in R. toruloides CBS 14 samples extracted using Folch and SC-CO₂ methods (n = 3)

	Fatty acid profile (%) of the total fatty acids
	Folch method	SC-CO₂ method
C14:0	1.46 ± 0.08	1.18 ± 0.09
C16:0	23.8 ± 0.63	19.2* ± 0.76
C18:0	4.56 ± 0.29	3.31* ± 0.22
C24:0	0.38 ± 0.03	0.22* ± 0.02
C18:1 (n-9)	46.6 ± 1.55	50.9* ± 1.39
C18:2 (n-6)	14.0 ± 1.49	17.2* ± 1.33
C18:3 (n-3)	1.69 ± 0.24	1.85 ± 0.34
Total SFA	30.2 ± 0.55	23.9* ± 0.48
Total UFA	62.3 ± 0.70	70.0* ± 0.67
SFA/UFA	0.48	0.34

Data are presented as mean % ± standard deviation. Asterisks indicate statistically significant differences (p ≤ 0.05)
SFA saturated fatty acids, UFA unsaturated fatty acids

ISSN: 2731-3654