It’s a very cool field, and it wouldn’t surprise me if it was happening. I didn’t find any studies specific to dairy or yogurt causing increased dairy consumption (from my quick search) but it might be out there

https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4270213/

This one has a lot of the keywords you can start with. I haven’t read it all, but searching for “lactobacillus” should get you to some additional articles