Bottled water is as bad as tap water. I use RO filter and bottle my own in glass bottles.

Also it would be worth to mention that parasites, Vitamin D deficiency and overtraining are also testosterone killers.

What's a good substitute for Toothpaste or what is the chemicals to look out for in toothpaste?

I've been hearing about replacing fluoride with nano-hydroxyapatite (n-Ha).