SEACHEM REEF ADVANTAGE MAGNESIUM 300g

Seachem Reef Advantage Magnesium is a high-quality, concentrated magnesium supplement specifically formulated for reef aquariums. Magnesium plays a vital role in maintaining the correct balance of calcium and alkalinity, and supports coral growth, color, and overall health.

Unlike many magnesium supplements, Reef Advantage Magnesium contains a blend of magnesium salts to avoid unwanted chloride or sulfate build-up, ensuring long-term ionic balance in your system. It is completely reef-safe and will not affect pH when used as directed.

Ideal for:

SPS and LPS corals

Clams and coralline algae

Maintaining stable parameters in high-demand reef systems

Recommended Magnesium Range:

Maintain between 1,200 – 1,350 mg/L

Directions for Use:

Use 5g (1 teaspoon) per 80 litres of aquarium water every 2–3 days as needed.

Do not exceed 25g per 80 litres per day.

Product Weights & Coverage:

250g: Treats ±4,000 litres

500g: Treats ±8,000 litres

1kg: Treats ±16,000 litres

2kg: Treats ±32,000 litres

4kg: Treats ±64,000 litres

Keep your reef thriving with balanced magnesium – trust Seachem Reef Advantage Magnesium for safe, effective supplementation.