The Red Sea Coral Colors ABCD, 4-Supplement Pack (4 x 100ml) combines the four Red Sea Coral Color products to provide the 31 minor and trace elements required by corals:
- Coral Colors A - Halogens (I2, Br, F2)
- Coral Colors B - Potassium & Boron
- Coral Colors C - Fe & 7 Complementary Metals
- Coral Colors D - 18 Bioactive Trace Elements
The elements in each supplement are related by their biological function and are associated with the production of specific color pigments (Pink, Red, Green/Yellow and Purple/Blue) in the soft tissue of stony corals. All 31 elements are required by all stony corals irrespective of the actual color the coral displays.