Here is a simple guide on how to fix the incorrect effect description of several food item.
Download the file and extract it’s content to your game installation directory. Overwrite when prompted.
C:/Program Files (x86)/Steam/steamapps/common/The Legend of Heroes Trails of Cold Steel III
Google Drive[drive.google.com]
Here is the link to a google spreadsheet[docs.google.com] where you can add items than I may have missed.
Feel free to add other type of item who have wrong description or doesn’t work as intended and I can look into it for an eventual fix.