Stockists

Just a few

Aqua Medic
Ratz
Deltec
Jewel
Arcadia
Kent Marine
Salifert
Evasion
Underworld
TMC / Tropic Marin
RO Man
Interpet
DT Food Products
San Fransico Bay
Gamma
Ocean Nutrition
Seachem
Lee's
Algarde
Instant Ocean

Many Many More