Tropic Marin Bio-Magnesium
By Tropic Marin · Magnesium dosing · Magnesium
Specs
About Tropic Marin Bio-Magnesium
Crystalline magnesium supplement that restores Mg without disturbing ionic balance. Companion to Bio-Calcium for full natural-seawater chemistry.
Dosing instructions
Magnesium powder dosed by the enclosed measuring spoon (POWDER form — a liquid variant with different strength also exists, check your product). Official: 1 level spoon per 100L raises Mg ~10 mg/L. Maximum 2 spoons per 100L per day. Target 1280-1300 mg/L; never exceed 1600 mg/L. Sprinkle slowly into high flow.
Reef-keeper notes
Powdered magnesium supplement. Restores Mg to natural seawater levels (≈1300 ppm) without altering ionic balance.
Where to buy
Log Tropic Marin Bio-Magnesium in your reef dosing plan
Reef Trak's dosing module schedules and logs every dose of Tropic Marin Bio-Magnesium alongside your parameters. The built-in dose impact calculation uses the manufacturer's specs so you know exactly how each dose will move Magnesium.