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Seachem ParaGuard 250 mL

Seachem ParaGuard is a safe, effective, and broad-spectrum fish treatment designed to combat external parasites, harmful microorganisms, and fungal/bacterial infections in both freshwater and saltwater aquariums.

Formulated with a unique stabilized aldehyde blend (non-malachite green), ParaGuard is gentler than most medications while still highly effectivemaking it suitable for delicate species when used as directed.

Perfect for treating symptoms such as white spots (Ich), velvet, fin rot, flukes, fungus, and surface lesions.

Key Features

🛡️ Broad-Spectrum Protection Treats external parasites & infections
🐠 Safe for Most Fish Gentler than harsh chemical medications
Freshwater & Marine Compatible
💧 Non-Staining Formula Won't discolor silicone or equipment
Fast-Acting Treatment Works quickly without harming tank inhabitants
🧼 Also Effective as a Dip Great for quarantines and new arrivals

⚙️ Product Details

  • Brand: Seachem
  • Product: ParaGuard
  • Size: 250 mL bottle
  • Treatment Type: External parasite & infection control
  • Safe For: Most fish (use caution with invertebratesNOT shrimp-safe)

💡 Usage Instructions

  • Dose: 5 mL per 40 L (10 gallons) daily until symptoms clear
  • Remove carbon and chemical filtration during treatment
  • For dips: Use 5 mL per 4 L (1 gallon) for up to 1 hour (fish only)
  • Not recommended for invertebrates or scaleless species

❓ FAQ

Q: Can I use ParaGuard in a planted tank?
A: Yessafe for plants and biofilter, but NOT safe for shrimp.

Q: Does ParaGuard cure Ich?
A: Yeseffective against Ich, velvet, and many external parasites.

Q: Can it be used in quarantine tanks?
A: AbsolutelyParaGuard is excellent for quarantining new fish.

Q: Does it kill beneficial bacteria?
A: Nosafe for biological filtration when dosed properly.


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