Not yet investigated
What we have so far
Pomegranate and walnut. They are not absorbed as such; their whole effect depends on what your bacteria make of them.
This star is on the map because the show intends to take the question apart properly — the trials, how it is actually tested, whether the thing sold is the thing studied. That work is not done yet, and nothing here should be read as a conclusion. When the investigation is published it will appear on this page.