Can’t find any info about it, but whatever it is, it was also listed on Safeway’s Chicken Kabobs (and presumably other products). https://spoonfulapp.com/products/safeway-chicken-kabob-w-citrus-asada-marinade/MDIwNDg0OTUwOTI3OA==?diet=gluten-free
Strangely enough, if you just search for “TDMK ingredients” it will return a lot of sites about bioengineered ingredients - i.e. it’s correctly targeting results - but none of them have “TDMK” anywhere…