IRON+ Supplement is part of the complete range of complementary major, minor and trace element complexes which together provide the needs for coral growth.
A complex of eight “light” metals that includes Iron, Manganese, Cobalt, Copper, Aluminum, Zinc, Chrome and Nickel.

These micro-elements are essential for many bio-chemical metabolic processes, including respiration, production of energy, chlorophyll and photosynthetic catalysts. C elements are related to the green/yellow Chromoproteins.