The Ocean Free 3rd Generation Yellow Powder is a highly effective aquarium medication specially formulated to treat both internal and external bacterial infections in fish. Developed through advanced research and development, this unique formula provides reliable treatment while maintaining clear aquarium water.
This medication is widely used to treat a variety of common fish diseases including fin rot, gill rot, hemorrhagic septicemia, mild dropsy, skin lesions, and digestive system bacterial infections. Its specialized formulation targets harmful bacteria while remaining safe for most aquarium fish species.
Unlike many treatments, Ocean Free Yellow Powder will not cloud aquarium water, allowing you to maintain clear visibility in your aquarium during the treatment process.
This medication is suitable for goldfish, koi, and most tropical fish, making it an essential treatment solution for aquarium hobbyists.
Key Features
✔ Third Generation Formula – Advanced bacterial treatment for aquarium fish
✔ Kills Internal & External Bacteria – Effective against multiple infections
✔ Will Not Cloud Water – Maintains clear aquarium water during treatment
✔ Safe and Effective – Suitable for many freshwater fish species
✔ Easy to Use – Simple treatment process for aquarium fish
Effective Against
- Fin Rot
- Gill Rot
- Hemorrhagic Septicemia
- Mild Dropsy
- Skin Lesions
- Digestive System Bacterial Infections
- Other common bacterial diseases in aquarium fish
Suitable For
- Goldfish
- Koi
- Tropical fish
- Freshwater aquariums
Application Notes
- Remove activated carbon, zeolite, or other chemical filter media before using this medication as they may reduce its effectiveness.
- After opening the sachet, use within two weeks and seal tightly to prevent oxidation.
- Powder may form small clumps after opening, but this does not affect its effectiveness if stored properly.
Safety Information
- This medication is for aquatic species only.
- Keep out of reach of children.
- Store in a cool and dry place away from sunlight (below 30°C).



