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					Originally Posted by  Cranky When Wet
					 
				 
				 I also dose Zeovit Coral Vitalizer but only when some parameters are lower. I'm not completely clear on exactly what is vitalizing my corals but it works for me. 
Bunny >:-) 
			
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 coral vitalizer it is a concentrate that is composed of liquid and solid substances that SPS corals and as well soft corals consume as a food source.
so when your vitalizing your corals, your feeding them.