DYMAX Instant Bactereum 500ml is a concentrated beneficial bacteria blend designed to stabilise and strengthen the nitrogen cycle in both freshwater and marine aquariums. By seeding your filter and substrate with live bacteria, DYMAX Instant Bactereum 500ml helps convert toxic ammonia and nitrite into less harmful forms, while also reducing nitrate and organic carbon.
This larger 500ml size of DYMAX Instant Bactereum 500ml is perfect for bigger tanks, fishrooms and anyone who keeps large or messy fish and needs reliable, ongoing biological support.
What DYMAX Instant Bactereum 500ml Does
From the product details, DYMAX Instant Bactereum 500ml:
- Breaks down organic waste
- Eliminates ammonia
- Removes nitrite and nitrate
- Detoxifies the water
- Provides water clarity
In your filtration system, DYMAX Instant Bactereum 500ml:
- Effectively and rapidly establishes biological system in the aquarium filter
- Is a beneficial bacteria formula created to establish biological filtration in new aquarium set‑ups
- Enhances the rate of nitrification, denitrification and organic waste degradation
- Supports complete nutrient remineralisation in the aquaria
Because of this, DYMAX Instant Bactereum 500ml is highly efficient for:
- Big fish keeping
- Overcrowding
- High bio‑load aquariums and fishrooms
It can rapidly:
- Break down organic waste
- Remove ammonia, nitrite, nitrate and organic carbon in all ecosystems
- Provide good water clarity and quality for the aquaria
When to Choose DYMAX Instant Bactereum 500ml
Use DYMAX Instant Bactereum 500ml when you:
- Run larger aquariums or multiple tanks and want better value per dose
- Keep big fish or messy species that produce a lot of waste
- Have heavily stocked community tanks or breeding setups
- Need to seed new filters or support systems after deep cleaning or medication
- Want a reliable weekly bacteria top‑up to keep water quality stable
For smaller tanks or occasional use, you can pair this with the 300ml size; for regular dosing across multiple aquariums, DYMAX Instant Bactereum 500ml is the more economical option.
Directions for DYMAX Instant Bactereum 500ml
From the label directions:
- Add 10ml (1 capful) of DYMAX Instant Bactereum 500ml to every 60L of water
- Dissolve with water before adding directly into the aquarium
- Suitable for both freshwater and marine aquariums
- Use weekly after every water change
- Shake well before use
- Supplied in a 500ml bottle
Following this routine keeps beneficial bacteria populations strong and active in your filter and substrate.
Benefits of Using DYMAX Instant Bactereum 500ml
With consistent dosing, DYMAX Instant Bactereum 500ml can help:
- Prevent ammonia and nitrite spikes in new and established tanks
- Reduce nitrate and organic carbon levels over time
- Improve water clarity and reduce odours
- Support fish health and resilience by providing a stable environment
- Make maintenance easier in high‑stocking, high‑feeding setups
For serious hobbyists, breeders and anyone running multiple tanks, DYMAX Instant Bactereum 500ml is a practical, value‑packed way to keep the biofilter performing at its best.
