---
product_id: 76225831
title: "Stress Zyme, 237 ML"
brand: "api"
price: "£20.53"
currency: GBP
in_stock: true
reviews_count: 13
category: "Api"
url: https://www.desertcart.co.uk/products/76225831-stress-zyme-237-ml
store_origin: GB
region: United Kingdom
---

# 237 ml liquid formula Boosts beneficial bacteria Reduces aquarium maintenance Stress Zyme, 237 ML

**Brand:** api
**Price:** £20.53
**Availability:** ✅ In Stock

## Summary

> 🐠 Keep your tank thriving and your fish thriving — stress less, enjoy more!

## Quick Answers

- **What is this?** Stress Zyme, 237 ML by api
- **How much does it cost?** £20.53 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.co.uk](https://www.desertcart.co.uk/products/76225831-stress-zyme-237-ml)

## Best For

- api enthusiasts

## Why This Product

- Trusted api brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Stress-Free Swimming:** Supports fish health by reducing stress, ensuring vibrant and active aquatic life.
- • **Trusted by Thousands:** With a 4.6-star rating from over 1,300 reviews, it’s the go-to solution for professional and hobbyist aquarists alike.
- • **Crystal Clear Confidence:** Transforms your aquarium water to pristine clarity, making your tank the envy of every aquarist.
- • **Maintenance Made Minimal:** Cuts down your aquarium upkeep time, so you can enjoy your fish, not the chores.
- • **Bacteria Boost for Balance:** Infuses your tank with essential beneficial bacteria to maintain a healthy aquatic ecosystem effortlessly.

## Overview

API Stress Zyme is a 237 ml liquid aquarium treatment that enhances water clarity, reduces maintenance, and introduces beneficial bacteria to promote a healthy, stress-free environment for your fish. Highly rated and trusted by thousands, it’s a must-have for any serious aquarium owner.

## Description

API STRESS ZYME bacterial cleaner contains over 300 million live bacteria per teaspoonful to consume sludge and reduce aquarium maintenance, keeping your aquarium clean and improving the natural aquarium cycle. Making STRESS ZYME bacterial cleaner part of your tank’s regular upkeep routine assures an active biological filter, a cleaner aquarium, healthier fish, and good water quality. This product may be used in both fresh and saltwater aquariums.

Review: Very effective - It works as its described 👍 I have not compared with other stress medicine but this dose its job i am fully satisfied
Review: Must buy.. - I just loved it .. I always keep it in my stock.. It keeps my tank clean and Crystal clear water ..

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Brand | API |
| Item Form | Liquid |
| Item Weight | 283.49 Grams |
| Liquid Volume | 8 Fluid Ounces |
| Net Quantity | 181.0 Grams |
| Number of Packs | 1 |

## Product Details

- **Brand:** API
- **Item Form:** Liquid
- **Item Weight:** 283.49 Grams
- **Liquid Volume:** 8 Fluid Ounces
- **Manufacturer:** 0M6V2

## Images

![Stress Zyme, 237 ML - Image 1](https://m.media-amazon.com/images/I/51I39+4RMZL.jpg)
![Stress Zyme, 237 ML - Image 2](https://m.media-amazon.com/images/I/615pG6cZRDL.jpg)
![Stress Zyme, 237 ML - Image 3](https://m.media-amazon.com/images/I/71EXcunseVL.jpg)
![Stress Zyme, 237 ML - Image 4](https://m.media-amazon.com/images/I/71wOkVfsXoL.jpg)
![Stress Zyme, 237 ML - Image 5](https://m.media-amazon.com/images/I/71MtBFGilML.jpg)

## Questions & Answers

**Q: Difference between stress coat and stress zyme? Which can be used for bettas to heal fin damage?**
A: Stress coat removes chlorine and helps in providing good water conditions to the fish. Whereas Stress Zyme provides beneficial bacteria which is very important part of aquarium.

**Q: Can it be used for betta fish? Dosage for 12"x6"x6" tank?**
A: Yes..

**Q: please tell me the expiry date of this product?**
A: 9/2023

**Q: Does this product expires**
A: Yes , expiry date - 3/2021

## Customer Reviews

### ⭐⭐⭐⭐⭐ Very effective
*by M***L on 8 August 2021*

It works as its described 👍 I have not compared with other stress medicine but this dose its job i am fully satisfied

### ⭐⭐⭐⭐⭐ Must buy..
*by S***M on 27 December 2018*

I just loved it .. I always keep it in my stock.. It keeps my tank clean and Crystal clear water ..

### ⭐⭐⭐⭐⭐ GOOD PRODUCT
*by R***K on 20 October 2019*

product is good works as described

## Frequently Bought Together

- API STRESS ZYME Bacterial cleaner, Freshwater and Saltwater Aquarium Water Cleaning Solution, 8 oz
- API STRESS COAT Aquarium Water Conditioner 16-Ounce Bottle
- API ACCU-CLEAR Freshwater Aquarium Water Clarifier 8-Ounce Bottle

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**Shop now:** [https://www.desertcart.co.uk/products/76225831-stress-zyme-237-ml](https://www.desertcart.co.uk/products/76225831-stress-zyme-237-ml)

---

*Product available on Desertcart United Kingdom*
*Store origin: GB*
*Last updated: 2026-06-24*