> Well regarding mercury, it has been phased out of most vaccines in the US and European Union.
This isn't making me feel too great...smh
On the plus side, the cited paper [1] on probiotics is new information for me. I might try some more probiotics and see how they affect my mood.
[1] https://www.ncbi.nlm.nih.gov/pubmed/27756430/ (Microbiota and neurologic diseases: potential effects of probiotics.)