All these solutions are is solutions with a high EC and low nutrient availability. Add some synth chelates to your mix and you have AN flawless finish. Add fulvics to mimick another international brand. Nitrogen fixers for another. It is really all the same. Find some good synth chelates if you're in hydro, play with the pH of the stuff. Add gatorade, aspirin whatever, it is all just hype. Do a little basic chemistry and a whole world of cheaper alternatives open up.