Can you point to any examples of big food companies actually making changes for Michelle Obama's campaign?
First two results from this new-fangled thing they call a "search engine:"
https://jamanetwork.com/journals/jama/fullarticle/2768807?re...
https://www.vox.com/2016/10/3/12866484/michelle-obama-childh...
Sisco, e.g. public school cafeterias. That's probably about it. The way in which school menus were actually changed was very misguided however.