Reef Crystals Sea Salt is an enriched marine salt mix designed for reef aquariums. Formulated with extra calcium, magnesium, trace elements, and essential vitamins, it supports healthy growth of corals, anemones, algae, and other marine life. Its unique crystal structure dissolves quickly, mixes crystal clear, and maintains stable PH. Free from pollutants and heavy metals, Reef Crystals provides a complete, consistent, and environmentally friendly solution for both reef and saltwater aquariums.