The Kent marine African cichlid trace elements helps replace biologically important trace minerals which are used by fish and plants and removed through filtration in African cichlid and other rift lake fish aquariums. This conditioner helps benefit most American cichlids whose native waters are hard and have a ph above 7.8. This mix contains no detrimental heavy metals, phosphates or nitrates. Replaces biologically important trace minerals. Promotes vibrant coloration.