We could try using something like the buycott app to figure out what the parent company really is for each product. Hopefully it is still possible to tell.
Viral Infections are pH Sensitive. Read this.
http://drsircus.com/general/viral-spread-ph-sensitive/
This is what I use, and it works. No colds or flue the last two years after starting to use pH to block viruses.
"Toxic Sludge is Good For You" is the best book I have read on PR, there are youtube videos floating around that summarize the book but the best I could find is 144p.
Yes, BPA free may be even more dangerous. We use stainless steel or glass whenever we can. This is the water bottle I have but they've raised the price over the years and it's not such a great deal anymore.