Worth asking what specifically was measured. Pain scores move with mood and function does not.

A certificate of analysis answers one question and gets quoted as though it answers four. Currently on zinc picolinate myself.

A plausible mechanism is not an outcome, and this class is the textbook example.

Reference ranges differ between labs, so comparing two reports is close to meaningless. Same for me with contacting the pharmacy, unfortunately.

You have two changes at once here. You cannot attribute anything until one of them moves.

A plausible mechanism is not an outcome, and this class is the textbook example. Currently on nicotine myself.

Most of the popular protocol is borrowed from a clinical population and applied to healthy people without comment.

Sorry, probably obvious, but where do you even start with something blank?