Hikari Brine Shrimp Cubes are excellent for most inverts, marine & freshwater fish. A pharmaceutically freeze-dried food loaded with bio-encapsulated multi-vitamin offering superior nutrition and palatability. ✔️ Patented Ratcheting Dispenser Top ✔️ Will not cloud the water ✔️ Multi-vitamin rich to reduce stress and stress related diseases ✔️ Free of parasites and harmful bacteria ✔️ Nitrogen charging reduces oxidation prior to opening