Originally Posted by melosu58
Personally I don't recommend dosing anything. In my situation my salt water mix has everything I need for replenishing trace elements in it. I have heard other say there's is low on calcium so you might need to dose that but here is the key. Never dose anything you don't test for. Some trace elements can be deadly if overdosed.
Unless your corals are zapping alkalinity and calcium rapidly out of the water there is no need to dose. Usually tanks with a good amount of medium-large sps
are the only ones that will do this.