Originally Posted by
danotaylor
Prime does not "reduce" anything, it detoxifies harmful ammonia by converting it into harmless ammonium for 48hrs so that your bio filter can remove it and it doesn't kill your fish. The beneficial bacteria still consume the ammonium and convert that it into nitrite, providing they're presenting the filter media. Your biological filter will then consume the resulting nitrite and turn it into nitrate. Your filter doesn't actually eliminate nitrate it produces it as the final product of the nitrogen cycle. Prime shouldn't stall or slow down the process at all...