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https://www.swelluk.com:443/api-stress-zyme/ 
API Stress Zyme
API Stress Zyme contains a sludge-eating bacteria, helping to break down organic matter created by the life in your tank, clearing away unsightly mess and leaving you with a cleaner, clearer tank that will impress your visitors and make for a better viewing experience.
Products
Product Information
API Stress Zyme will help you to keep your aquarium clean and healthy.
Using a bacteria eating sludge Stress Zyme consumes the dirt away and break down the organisms that can cause all sorts of unsightly problems and sludge. This will help to reduce ammonia, low oxygen problems, and nitrites.
Using this treatment regularly will keep your biological filter in good working order, maintain clean, healthy water and as such healthier fish.
Stress Zyme can be used in freshwater and saltwater aquariums and does not need to be kept refrigerated.
Dosage:
5ml treats 38ml of aquarium water
Latest Customer Reviews
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Rating Date 09/10/2021 17:10pm API Stress Zyme 237ml
This product does what it said very pleased with it will always use it -
Rating Date 06/09/2021 08:09am API Stress Zyme 473ml
Always use this stuff and great price at swell -
Rating Date 01/06/2021 19:06pm API Stress Zyme 237ml
A very goof product alway use it -
Rating Date 17/11/2020 21:11pm API Stress Zyme 118ml
as good as expected always by this brand -
Rating Date 12/10/2020 09:10am API Stress Zyme 118ml
New to me so hav'nt used yet -
Rating Date 13/09/2020 11:09am API Stress Zyme 473ml
Always use this liquid find it very good. -
Rating Date 30/06/2020 08:06am API Stress Zyme 473ml
I have used this product before it is excellent -
Rating Date 11/04/2020 12:04pm API Stress Zyme 118ml
good product always use this -
Rating Date 22/03/2020 19:03pm API Stress Zyme 473ml
Appears to work effectively -
Rating Date 24/12/2019 08:12am API Stress Zyme 118ml
...................................... -
Rating Date 28/11/2019 08:11am API Stress Zyme 473ml
Great stuff -
Rating Date 31/10/2019 09:10am API Stress Zyme 473ml
Always use this in aquarium when doing a water change -
Rating Date 14/10/2019 08:10am API Stress Zyme 473ml
Use this all the time, never used anything else! -
Rating Date 08/08/2019 05:08am API Stress Zyme 473ml
Perfect results and some very happy fish -
Rating Date 29/11/2018 09:11am API Stress Zyme 473ml
Good product, good price. -
Rating Date 13/03/2018 20:03pm API Stress Zyme 473ml
Good product use it all the time -
Rating Date 02/07/2017 18:07pm API Stress Zyme 118ml
Used this product many times in the past to improve water conditions -
Rating Date 08/12/2016 21:12pm API Stress Zyme 118ml
Excellent -
Rating Date 19/04/2015 17:04pm API Stress Zyme 237ml
Good -
Rating Date 10/12/2014 13:12pm API Stress Zyme 237ml
☆☆☆☆☆ -
Rating Date 16/11/2014 00:11am API Stress Zyme 237ml
Excellent -
Rating Date 14/11/2014 18:11pm API Stress Zyme 237ml
as above -
Rating Date 14/11/2014 18:11pm API Stress Zyme 118ml
Good