Mono- and diglycerides of fatty acids: https://en.wikipedia.org/wiki/Mono-_and_diglycerides_of_fatt...
Seems like this replaces hydrogenated oils across a whole range of products, and I'm suspicious that it's just a way to avoid public concerns about hydrogenated oils by replacing them with something similar just without the same stigma.
Quick search found this article, which states some more specific concerns, if in a rather extreme way: https://foodbabe.com/2015/07/31/theres-no-safe-level-ingredi... (but of course you can search and find similar concerns about many things, doesn't make them true).