this is true. e.g. you can buy b-ionic 2-part....or you can make your own randy's 2-part.
we just arent to that level yet...sugars, amino acids, and organic chemicals can be quite useful to corals if applied correctly. most dont know that application or the ratios needed for them to be useful. quite a bit of it is a mystery to all.
as for agramilk...there are many other ways and products i prefer to dose
