On Feb 2, 10:57 pm, Steve > wrote:
> As already stated some yeast are low foaming, others aren't. However,
> I have seen different amounts of foam from kits using EC-1118, so
> there must be something else.
> ...

I've given this some more thought, and I suspect you are correct.
While I still think the yeast is the main culprit, I suspect that the
availability of oxygen and/or nutrients might also play a role.

Greg G.