Seachem Reef Advantage Calcium 500g Miscellaneous frequent use of colour-enhancing foods

frequent use of colour-enhancing foods will give them a gentle red hint

biotin (Vitamin H)

rocks and tank walls

and omnivores

Seachem Reef Advantage Calcium 500g Miscellaneous frequent use of colour-enhancing foodsDescription: Seachem Reef Advantage Calcium Concentrated, powder ionic calcium Maintains magnesium and strontium. Can be added directly to aquarium. Reef Advantage Calcium is a non caustic (pH 8. 38. 6) optimised blend of ionic calcium designed to restore and maintain calcium to levels found in natural seawater. Calcium and carbonates are essential to all coral growth. If either becomes deficient, coral growth will cease, followed by a rapid decline