Reef Plus™is a full spectrum supplement of trace components such as iodide, bromide, molybdenum, iron, manganese, cobalt, potassium, inositol, choline; important vitamins such as C and B₁₂; and beneficial amino acids, such as cysteine, proline, glycine, alanine, lysine. It may be used as a food supplement. It compliments Reef Complete™ and Reef Calcium™. It is a concentrated product: each 100 mL treats 5,000 gallons.