The presence of saturated fatty acids in triglycerides or phospholipids can indicate increased saturated fat consumption.

“and when we see saturated fatty acids okay as a makeup of triglycerides or maybe even the phospholipids there we say oh my goodness that's a marker of increased saturated fatty acid consumption right these people are eating a high saturated fat diet and that seems to make sense and this is the problem with a lot of things in science in general but and nutrition science is no different is that just because it seems to make sense doesn't mean it's the way things actually work”