Seachem Liquid AmGuard 250ml

Instant Ammonia Detoxifier for Freshwater & Marine Aquariums

Seachem AmGuard is a fast-acting, highly effective ammonia detoxifier designed to protect fish and aquatic life during emergencies, water changes, and cycling aquariums. It safely converts toxic free ammonia into a non-toxic, temporary form for up to 72 hours, giving your filtration system time to process waste naturally.

Unlike competing products, AmGuard is specifically formulated to neutralise ammonia without altering pH or interfering with biological filtration, making it ideal for freshwater, planted, and marine environments.

Key Features

• Detoxifies dangerous free ammonia instantly
• Provides protection for up to 72 hours
• Safe for freshwater, marine, and planted tanks
• Does not impact pH or biological filtration
• Ideal for emergencies, cycling tanks, and transporting fish

Directions for Use

• Use 1 capful (5 mL) for every 200 L of aquarium water
• In cases of high ammonia, dose daily until levels stabilise
• Safe to use in combination with Seachem Prime or Stability

What’s Included

• 1 × Seachem AmGuard Liquid 250ml