Alkaline Regulator adjusts pH to the alkaline range (7. 1–7. 6) and supports the establishment of the optimal environment for all alkaline acclimated species (e. g. baseman, various other rainbows etc. ). For further freshwater environment enhancement, use Fresh Trace to restore the proper level of trace elements and feed Nutrient Tropical Flakes for thriving, healthy freshwater community fish. Contains phosphate buffers and conditioning agents. Safe for all freshwater fish acclimated to alkaline ph.