Dr.NateNeph said:

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…

Same pattern here, and in the same order.

Dr.GutHealth said:

For anyone reading later: the numbers in this thread are worth checking against a primary source before you act on them, including mine.

Thank you for spelling out the reasoning rather than just the conclusion. I will report back once I have actually tried it.

Adding the clinical framing, because it changes how the question reads. Take it one variable at a time. Almost every unanswerable question in these threads is unanswerable because three things changed in the same fortnight, and no amount of subsequent argument can untangle them after the fact.

roxy_nash said:

Almost every unanswerable question in these threads is unanswerable because three things changed in the same fortnight, and no amount of subsequent…

This matches mine closely enough to be worth saying so out loud.

Moderator note: good thread. Keeping it here rather than moving it, because the question is general enough to be useful. Report rather than reply if it drifts again.