Consider it for how processed a specific brand of food is, rather than a general food. Right now most specifications don’t get more specific than organic, free range, grass fed, vegan, all natural, no preservatives, etc. I suspect the problem would lie in data quality more than deriving insights.
For example: a sliced apple is technically processed food, but what is it sprayed with?
For example: a sliced apple is technically processed food, but what is it sprayed with?