Brightwell Magnesion-P

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 to form skeletal material.
• Contains about 300% the magnesium of almost all other dry magnesium products on the market.
• Formulated by a marine scientist.