Table 4.
% Fatty acid composition | Oil sample | Control | After 1st frying | After 2nd frying | After 3rd frying | After 4th frying | After 5th frying | After 6th frying |
---|---|---|---|---|---|---|---|---|
C14:0 | RBO | 0.27 NA | 0.27aNA | 0.29NA | 0.29 NA | 0.30 NA | 0.30aNA | 0.30bNA |
Blend | 0.20NA | 0.19NA | 0.19NA | 0.19NA | 0.20NA | 0.20NA | 0.21NA | |
C16:0 | RBO | 19.43a | 19.49ac | 19.58ack | 19.55ackq | 19.64ackqt | 19.62ackqtv | 19.68bfmqtv |
Blend | 13.40a | 13.42ac | 13.46acf | 13.45acfg | 13.48acfgh | 13.48acfghj | 13.52acfghj | |
C18:0 | RBO | 2.20a | 2.21ac | 2.23acf | 2.25acfg | 2.26acfgh | 2.27acfghi | 2.27acfghi |
Blend | 2.58a | 2.59ad | 2.62adg | 2.65adgh | 2.67adghj | 2.70afghkl | 2.72adghjl | |
C18:1 | RBO | 42.59a | 42.18ac | 42.45acf | 41.91acfg | 41.55bcfgk | 41.64bdfgkl | 40.81bdfgkl |
Blend | 43.37a | 43.38ac | 43.09acf | 42.87acfg | 42.68bcfgh | 42.74bcfghj | 42.55befghj | |
C18:2 | RBO | 32.64a | 32.46ac | 32.61ace | 32.35acef | 31.91bcefg | 31.94bcefhk | 31.57bdefhk |
Blend | 37.87a | 37.65ac | 37.42acf | 37.30acfg | 37.12bcfgh | 36.97befghl | 36.78befghl | |
C18:3 | RBO | 0.99a | 0.95ac | 0.90acg | 0.83acgl | 0.78bcglm | 0.76bfhlmp | 0.65bfhlmp |
Blend | 0.65a | 0.63ac | 0.59acg | 0.60acgl | 0.55acglm | 0.48bfglmp | 0.45bfglmp | |
Trans Fat (%) | RBO | 1.27a | 1.49ac | 1.69acg | 1.96acgj | 2.21acgjk | 2.64bfgjkl | 2.91bfhjkl |
Blend | 1.15a | 1.36ac | 1.58acg | 1.65acgl | 1.86acglm | 2.23bfglmp | 2.48bfhlmp |
*C14:0 -Myristic acid, C16:0 -Palmitic acid, C18:0 -Stearic acid, C18:1 -Oleic acid, C18:2 -Linoleic acid, C18:3 -Linolenic acid. Results are average of three individual experiments. NA Not analysed statistically