Yeah, maybe I spoke too soon. I've had a lot of problems today as well. The site has been slow, but not as bad as the one minute page loading of the other day. But it's taking about 15 seconds to add foods or recalculate foods.
Then I've gotten this pesky internal server error again today, which I haven't seen in about a few weeks (which I previously reported). I saw this twice today, both times when using the pulldown menu for adding "Recent foods":