If you look at the purported dangers of salt or fat, there is no consensus of support in scientific literature. So I would ask first: 'Is it possible to have an informed government that actually follows the science?' From what I've seen, it's not likely.
I wouldn't say that I'm very similar to the character of Nathan at all. Both of us have had very different upbringings and backgrounds. I have a competitive nature like the character of Nathan. That's really easy to draw from when I'm acting; that's probably the biggest similarity.