Can you OVER-skim?

[kwirky]

Originally Posted by Kronk

There are about a billion threads or so on different forums about this subject and none of the ones i have read can prove that any elements are removed by skimming. I did read something about calcium but i cant remember... anyways skimming should not be used as a replacement for water changes. But some people have had success using the sugar or vodka method in tanks with softies.

and then there's zeovit; who's running that and has seen a noticable difference? I know, kinda off topic, and zeovit REQUIRES a skimmer, but I'm curious, since we're already on a debatable subject.