Yeah, that's the recommendation on paper. The problem with dietary supplements are they are entirely unregulated and the dosage is potentially something else. I find if I just go with one tablet it may have no effect, 2 betters my odds of getting a decent dosage.
There's a bunch of curious artistic choices that probably reflect your question's intent. I think it's an inescapable consequence of the human experience.
Onions, like slices of onion on burgers or in a dish.
At some point it just didn't matter anymore and they are kinda nice.