Highly-concentrated, extended activity iodide solution. Iodion provides iodide, which is important to hermatypic corals and other invertebrates harboring zooxanthellae, macroalgae, and also to the health of fishes.

The nature of iodide sources used makes Iodion more effective than standard iodidesolutions. It is suitable for use by aquarium hobbyists of all skill and experience levels. Stronger than most competing products. Formulated by a marine scientist.

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