Natural sea water contain more than 70 trace elements.
The crucial elements for a successful reef are Calcium, Magnesium, Strontium and Carbonates. Their proportion and balance in sea water are essential for healthy corals growth.
Royal Ion Balanced Care System is the purest and most balanced care system giving corals their essential elements in the right proportion.

Royal Magnesium contain pure Magnesium harvested naturally and is a part of Royal Ion Balanced Care System.

Dosage: 1ml will raise Magnesium levels of 100 liters (25 gal) by 1 ppm.

Contains: Magnesium Chloride.