Reef Fuel no3+ Volume:0.5 Litre and FreshwaterELIXER are products that

and FreshwaterELIXER are products that lower your no3 and po4

Reef Elixir is really all in one and there is no need to add other products

Zeodetox can be used in fresh and saltwater aquariums

This NOX group is capable of  use various nitrogen compounds

saccharides

Reef Fuel no3+ Volume:0.5 Litre and FreshwaterELIXER are products thatWithout NO3 and PO4, a marine aquarium, especially the corals, cannot grow well or regain color. This also applies to plants in a freshwater aquarium. These nutrients are also indispensable in an aquarium's ecosystem. ReefELIXER, ReefFUEL, ReefBALANCE, and FreshwaterELIXER are products that lower your no3 and po4. But if it is too low then you can use ReefFUEL no3 + & po4 + to increase it.