Reef Pulse is a powdered coral food formulated with a select blend of zooplankton and phytoplankton that caters to the unique nutritional requirements of SPS and LPS coral species, tube worms, and other filter feeders. With a range of particle sizes from 5 to 400 microns, it is an ideal food for a wide variety of coral species and mixed reef aquariums. Your corals will grow faster and show more intense coloration when fed regularly with Reef Pulse. It can be used for target or broadcast feeding.