Highly concentrated iodide solution offers extended activity for effective supplementation. Made of ultra high purity materials, Iodion is stronger than most competing products yet suitable for use by aquarium hobbyists of all skill and experience levels. Provides the iodine in the form of iodide, an important minor element to corals and other invertebrates, especially those that harbor symbiotic zooxanthellae algae. Helps detoxify excess oxygen produced by zooxanthellae algae. Iodide is also important to the health of macro algae and fishes. 17 oz of Iodion treats up to 5,000 gallons.
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