Brightwell - Magnesion-P

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  • $24.00
  • Regular price $24.00

Magnesium Supplement for All Marine Fish & Reef Aquaria


  •  High-purity, anhydrous powdered magnesium blend.
  •  Provides magnesium, which helps regulate the balance between calcium and carbonates in aquarium water, and is a component of aragonite, the mineral secreted by reef-building organisms such as corals, clams, and their allies to form skeletal material.
  • Contains about 300% the magnesium of almost all other products on the market because it is anhydrous (without water).
  • Contains no unwanted organic material such as EDTA, gluconate, or polygluconate
  • Formulated by a marine scientist.