Kent Coral-Vite is the premium hard & soft coral vitamin & mineral supplement. It provides exotic trace minerals and complex nutrients for health and vigor and to stimulate growth in corals, anemones, gorgonians, and desirable marine algae. It contains no detrimental heavy metals, gluconates or other sugars, phosphates, nitrates, or silicates. Coral-Vite does not promote undesirable algae growth. Our goal is to provide SLR or Sustained Long-term Results. To this end, Coral-Vite makes the lightest possible use of EDTA and preservatives. These ingredients are necessary, however, to make sure you get a fresh, potent product. Directions: Add 1 to 2 teaspoons per 50 gallons of tank capacity every week depending on animal load (1 capful, or 5 ml = 1 teaspoon). Contents: Inorganic mineral salts of Barium, Boron, Bromine, Calcium, Cobalt, Fluorine, Iodine, Iron, Lithium, Magnesium, Manganese, Potassium, Rubidium and Strontium; EDTA, Vitamins: L-Ascorbic Acid 2-Sulfate Dipotassium Dihydrate, Vitamin A Propionate, Vitamin A Palmitate, D-Activated animal sterol (D3), Folic Acid, Choline Chloride, Niacin, d-Pantothenic Acid, Thiamine (B1), Pyridoxine (B6), Riboflavin (B2), Vitamin B12, d-Biotin, Tocopheryl Acetate (E), Menadione Sodium Bisulfite Complex (K3) in a base containing Deionized Water, inorganic stabilizing compounds, and preservatives.