>>11695318the effect observed in that picture is real but the labels are wrong. you do see a rise in serum triglycerides (and thus 'cloudier' plasma) any time after you eat high-fat foods. it's called postprandial lipemia
Hyson, D., Rutledge, J.C. & Berglund, L. Postprandial lipemia and cardiovascular disease. Curr Atheroscler Rep 5, 437–444 (2003).
in that experiment, left ate black beans, and right ate meat. if you repeated this experiment but had left eat a bunch of guacamole, it would look exactly the same as the right