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* Highly concentrated liquid magnesium supplement for reef aquariums
* Magnesion is stronger than most competing magnesium products
* Magnesium helps regulate calcium and carbonate balance in saltwater aquariums

Brightwell AquaticsRegulate calcium and carbonate balance in saltwater aquariums. Highly concentrated Magnesion helps limit unwanted inorganic precipitation of calcium and carbonates by providing magnesium. Also aids in the formation of skeletal material in reef-building organisms such as corals and clams. Magnesium supplementation with Magnesion establishes a balance between calcium and magnesium levels for effective calcium supplementation and proper calcium utilization by corals. 17 oz treats up to 2,000 gallons.

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