Arag-Alive™ - You can now bring the world’s most exotic reefs into your home with CaribSea’s Arag-Alive™ substrates. It is developed from CaribSea’s
cooperation with public aquariums and zoological parks, where authenticity is a must. Arag-Alive™ helps maintain a proper pH for the life of your aquarium
without the constant addition of chemicals, and creates a biological balance to discourage nuisance algae. Arag-Alive™ contains millions of bacteria per pound
specially engineered for aggressive waste reduction in closed systems like your aquarium. Arag-Alive™ is engineered to suppress “new tank syndrome” and
compress the ammonia cycle. It begins to cycle your aquarium instantly. In fact, independent labs prove Arag-Alive™ cycles your aquarium days faster than other
brands. Grain size 0.1 - 3.0 mm.