This was answered several pages up and is worth repeating rather than re-litigating:

Prices dramatically below market are the strongest single signal, and the reason is arithmetic rather than suspicion. Synthesis, testing, and cold-chain shipping have floors. A price well under the floor means something was skipped, and the two things that get skipped are testing and content.

This was answered several pages up and is worth repeating rather than re-litigating:

Resolved, and the thing that resolved it was the least interesting suggestion in the thread. Writing that down for the next person who wants the interesting answer.

Happy to go further on any of that.

Dr.ObesityMed said:

Prices dramatically below market are the strongest single signal, and the reason is arithmetic rather than suspicion.

Reprising the part of this that the last few posts have moved away from:

Most of what circulates confidently in this community traces back to one summary of one study, and the qualifier was dropped somewhere in the third retelling.

Correct me if the detail matters more than I have assumed.

This was answered several pages up and is worth repeating rather than re-litigating:

Give anything pharmacological four weeks before you judge it, and give anything measured weekly a four-point rolling average before you call it a trend.

I would rather be corrected than agreed with, if it comes to it.

A narrower follow-up, since the general answer is now clear:

What did you change at the same time, and can you separate the two now?