hikari products. can i get some different opinions on these and which would be better for c/sa cichlids,why, and what the difference is between the three?? pleeeeeeease. 

I dont like the 3 you have asked about to much due to my fish need alot and it is expensive on my budget.
So i use,
1.O.S.I FlowerHorn Pellets https://www.drsfostersmith.com/Product/Prod_Display.cfm?pcatid=12145&N=2004+113278
Andy