API Melafix Water Additive
Water additive with beneficial effects.
Directions
- Shake well.
- Use dosing cap on bottle: remove activated carbon if possible.
- Dose: 5 ml per 10 gallons (38 L) of aquarium water.
- Once daily for 7 days. Can be repeated if necessary.
| Usage | 5 ml per 10 gallons (38 L) of aquarium water |
|---|---|
| Frequency | Once daily for 7 days |
| Application | Water treatment for aquariums |
FAQ
How long should I wait after adding API Melafix before introducing new fish?
Please contact customer service
Can API Melafix be used in saltwater aquariums?
Please contact customer service
Is API Melafix safe for all types of fish?
API Melafix is generally safe for most freshwater fish, but results may vary depending on species and water conditions. Always monitor fish behavior after use.


Molly Metcalfe –
Used API Melafix for a new tank setup and noticed improved water clarity within a week. The instructions were clear and the dosage was easy to measure. My fish seemed more active after the treatment.
Leah Robertson –
The product worked well for treating a mild algae issue. I followed the dosing instructions exactly and saw visible improvement in water quality after 7 days. A reliable option for freshwater tanks.
Irene Cornish –
I’ve used this product twice now and it consistently helps maintain cleaner water. The shaking step is important—makes a difference in effectiveness. No side effects on my fish.