- Sku: 73314
- Vendor: Hikari
Ich-X Marine Water Treatment
Ich-X Marine is an effective, easy-to-use treatment for marine ich (Cryptocaryon irritans) and white spot in saltwater aquariums. It clears up the parasite that causes white spots on your fish while being gentle on your biological filter when used as directed. Available in 4 oz, 16 oz, and 1 gallon sizes.
Why Ich-X Marine
- Treats marine ich (Cryptocaryon) and white spot disease
- Gentle on your biological filter when used as directed
- Fast-acting and easy to dose
- Made for saltwater and marine aquariums
- Available from a small bottle up to a treatment-size gallon
How to Use
- Follow the label instructions for the correct dose per gallon
- Dose daily through the full parasite life cycle to fully clear it
- Remove chemical filtration like carbon during treatment
- Keep aeration strong while treating
Choose Your Size
| Size | Best For |
|---|---|
| 4 oz | Small tanks or a single treatment |
| 16 oz | Standard tanks and repeat dosing |
| 1 Gallon | Large systems and stores, best value |
Specifications
| Brand | Hikari |
| Type | Marine ich and white spot treatment |
| Targets | Cryptocaryon (marine ich), white spot |
| Sizes | 4 oz, 16 oz, 1 gallon |
| Water | Saltwater and marine |
Pair It With
- A water test kit to monitor parameters while treating
- Browse more medications and saltwater care
Frequently Asked Questions
What does it treat?
Marine ich (Cryptocaryon irritans) and white spot disease in saltwater aquariums.
Will it hurt my biological filter?
Used as directed, it is designed to be gentle on your biofilter. Always follow the label.
How long do I treat?
Dose daily through the full parasite life cycle so you clear every stage. Follow the label timing.
Should I remove carbon?
Yes, remove chemical filtration like activated carbon during treatment so it does not pull out the medication.
Have a question?

Ich-X Marine Water Treatment


