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Product guide

Seachem Pristine Aquarium Treatment, 1 L

Seachem Pristine is a liquid aquarium treatment in a 1-liter bottle. The listing describes bio-augmentation intended to break down excess food, waste, and detritus in freshwater and marine systems, with dosing instructions tied to tank volume and maintenance events.

At a glance

  • The listing says the product uses bio-augmentation and provides bacteria intended to break down excess food, waste, and detritus.
  • Described for freshwater and marine aquarium systems.
  • Directions specify an initial dose and a smaller maintenance dose, with different triggers for maintenance use.
Price
$26.00Save 19%

Reference price: $31.99

Price checked: Nov 13, 2026

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Often bought together

Pros and cons

Pros

  • A 1-liter liquid format provides a substantial bottle for repeat tank maintenance.
  • Tank-volume dosing is specified for an initial application and maintenance additions.

Technical specifications

7 specifications
Identity and format
BrandSeachem
Model1245
Item formLiquid
Liquid volume1 liters
Intended speciesFish
Dimensions and weight
Dimensions listed3.2 x 3.2 x 9 inches; 2.2 pounds
Weight listed2.2 pounds

What to know before buying

  • Shake well before use and turn off UV/ozone. Directions state 5 mL per 40 L (10 US gallons) initially, then 5 mL per 80 L (20 US gallons) with livestock additions or biofilter disruption from cleaning or medications. The listing does not provide additional application guidance here.

Who is it for?

A good fit for

  • Aquarium keepers looking for a liquid bacteria-based treatment for freshwater or marine systems.
  • People who want dosing guidance based on tank volume and maintenance events.
Seachem Pristine Aquarium Treatment, 1 L · photo 2
Additional product photo 2

Customer reviews on Amazon

4.7 / 5 · 6,280 ratings
  • 5 stars85%85%
  • 4 stars10%10%
  • 3 stars3%3%
  • 2 stars1%1%
  • 1 star1%1%

Customer feedback reports clearer-looking water, reduced detritus, and ease of dosing, with some describing it as useful for ongoing tank maintenance. These are customer-reported experiences, not guaranteed outcomes. Some also report concerns involving fish or coral deaths, and value opinions are mixed, so aquarium keepers should weigh those reports alongside the product's tank-volume directions and their system's needs.

Positive themes

  • Customers report clearer-looking water and reduced detritus.
  • Customers describe dosing as easy and the product as useful for tank maintenance.

Negative themes

  • Some customers report issues involving dead fish and corals. The feedback does not establish a cause.

Mixed feedback

  • Value opinions are mixed, with some finding it worthwhile and others considering it expensive for regular use.
  • Some say the bottle lasts a long time, while durability feedback is mixed.

Frequently asked questions

What does Seachem Pristine claim to do?

The listing says its bio-augmentation approach provides bacteria intended to break down excess food, waste, and detritus in freshwater and marine systems.

How does the listing say to dose it?

Shake well and use 5 mL per 40 L (10 US gallons) initially. For maintenance, use 5 mL per 80 L (20 US gallons) when adding livestock or after biofilter disruption through cleaning or medications.

Should UV or ozone remain on during use?

The supplied care directions say to turn off UV/ozone before use.

Seachem Pristine Aquarium Treatment, 1 L · photo 3
Additional product photo 3

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