essential elements

[findgnemo]

is this a good product to use? or is it a waste of money?

 

[ocellaris06]

Most likely I believe your fish can live happily without it.

 

[mg426]

I dont believe it is really needed. Maintain your alk & Ca , and Mag along with regular water changes and you should be fine.

 

[greenbean36191]

Most things that claim to be essential, aren't. Don't dose anything you don't test for.