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. 2021 Jul 27;10(8):1732. doi: 10.3390/foods10081732

Figure 1.

Figure 1

Response surfaces describing the effect of algae concentration and UAE time on (a) chlorophyll pigments (expressed in mg of pheophytin a/kg oil) and (b) carotenoids (mg β-carotene/kg oil) concentration in supplemented sunflower oil samples.