Kent Coral-Vite is the premium hard and soft coral vitamin & minerl supplement.  It provides exotic trace minerals and complex nutrients for health and vigor and to stimulated growth in corals. Anemones, gorgonians, and desirable marine algae. It contains no detrimental heavy metals, gulconates or other sugars, phosphates, nitrates, or silicates.  Coral-Vite does not promote undesirable algae growth. 8 oz treats up to 2400 gallons.