> If you do a google search about anything somewhat nutritional or health related, you get a slew of low credibility websites with dubious information. Getting to any scientifically rigorous papers is a real research project

It's a much easier project (though still requires some review and judgement) if you use Google scholar instead of the general search engine.

But that's true or any domain; if you are specifically looking for scientific papers, the general search engine is like going to the grocery store for lab glassware.