"What software did you use for your optimization routine, btw?"
I wrote it myself - that way I know what it's doing. (I've been
programming in BASIC for almost 40 years, so I can usually write
things faster than I can find a commercial product.)
"I also wonder if taking some fish oil pills might be a good idea, as
it's not that easy to reach the recommended intake of Omega-3 FAs,
even being a fish eater as I am!"
It shouldn't be difficult - what RI are you using?
"Mercury pollution in fish and fish oil, and quality fish oil pills
prices 😉 , are a concern too."
Data for mercury in fish is available from
http://www.cfsan.fda.gov/~frf/sea-mehg.html
Basically, skip high predators and fresh-water fish and there's
almost none. Fish oil capsules here cost a lot less than fish for
long-chain FAs - see the table at the bottom of
http://sankey.ws/cholesterol.html