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See Details for instructions to redeem.Keep your tank healthy and thriving with the Fritz Aquatics Fritz Zyme 7 Freshwater Nitrifying Bacteria for Aquariums. It contains specific strains of natural bacteria that go to work to remove toxic ammonia and nitrite immediately in freshwater tanks, with no wait time. The bacteria in this formula quickly seed your biofilters so you can use it on new tanks and established tanks, especially after cleaning or medicating, water changes, or when adding new fish. Plus, it’s safe to use around invertebrates, including shrimp and other antenna-wearing pals.
Item Number | 137606 |
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Weight | 1 pound |
Aquarium Type | Freshwater |
Made In | United States |
Fish Type | Tropical Freshwater |
Reptile Type | Invertebrates, Aquatic Turtle, Frog, Hermit Crab |
Product Form | Liquid |
Consult a veterinarian or fish expert for assistance in diagnosis of disease causing organisms and treatment options. Do not freeze or overheat. Store in a cool, dark place. Use before expiration date.
For new systems, dose 4oz (119 ml / ½ cup) per 10 US gallons (38 L). For a large livestock system, new system dosage may be safely increased up to 10x. For established systems, use 2 oz (60 ml / ¼ cup) per 10 US gallons (38 L).
Save Extra 50% with First Autoship
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Buy 2, Get 3rd Free- Mix & Match
Customer Rating | Rated 4.1875 out of 5 stars 16 | — | Rated 4.5 out of 5 stars 6 | Rated 3.6667 out of 5 stars 15 | — |
Price | $12.49Chewy Price | $12.99Chewy Price | $8.16Chewy Price | $12.48Chewy Price | $12.49Chewy Price |
Autoship | — | $12.34Chewy Price | $7.75Chewy Price | $11.86Chewy Price | $11.87Chewy Price |
Fish Type | Tropical Freshwater | Betta, Bottom Feeder, Cichlid, Discus, Goldfish, Tropical Freshwater | Tropical Freshwater | Betta, Bottom Feeder, Cichlid... | Marine Fish, Tropical Freshwater |
Aquarium Type | Freshwater | Freshwater | Freshwater | Saltwater, Freshwater | Saltwater, Freshwater |
Health Feature | — | Immune Support | — | — | — |
Top Ingredients | — | — | Purified Water, Proprietary Consortium Of Nitrifying Bacteria, including various strains of Nitrosomonas and Nitrospira.... | — | — |
I took the lid of this and started retching due to the most foul odor. I was not about to put something this putrid into my new fish tank. When I poured it into the toilet, this slimy debris oozed out of the bottle....absolutely nasty
The first time I used this product i was highly impressed with the way it cleared the water and smell.
First Of All Chewy customer service is amazing.. they sent a new one right over but the one I was sent was pink in color and had a strong sulfur smell like it had gone bad. I tested for ammonia 4parts water and a few drops of the zyme 7.. definitely high in ammonia and you don’t want that in your tank. Bad bottle
Since using this product alongside other products, I’ve noticed a lot of improvement in my water quality. I’ve always maintained my tank well. but this product makes it a lot easier to maintain.
I just received this today and it’s about to expired month. I know it’s best before 06/08/23 but i dont want to risk my aquarium.
This is the best Product I’ve ever used, everyone should have this in there cabinet!!
This product was highly recommended that it should reduce the ammonia in your aquarium in a fairly short amount of time. Well, it didn't. Getting aquarium water parameters just right takes time and the answer is not found instantly in a bottle. I was under the wrong impression that it would do just this and in fact, it takes time.
I used this product when introducing a fish to a new tank and was amazed that in two days the parameters of ammonia, nitrite, and nitrate were all down to acceptable levels. Really beats the lengthy process of the natural way which takes two weeks.
This is my go to when ever I do water treatments and am about to purchase four bottles so I won't have to worry about purchasing more anytime soon. It cured my ammonia spike, along with the water changes that needed to happen. Without this product I believe that I would have lost all 6 of my fish.
I am new to aquarium life and added fish in before cycling the tank. This product helped create a better environment for my fish and prevent fish loss.