The secret lies in rich basaltic volcanic soil which contains iron, calcium, magnesium, potassium, sulfur plus over 25 other elements to nourish your aquatic plants. Eco-Complete Planted Aquarium Substrate is mineralogically and biologically complete, giving you luxuriant aquatic plant growth without nuisance algae. Iron rich Eco-Complete eliminates the need for laterite. No artificial dyes, paints, or chemical coatings. Eco-Complete has highly porous spherical grains for optimum diffusion performance and contains live Heterotrophic bacteria to rapidly convert fish waste into natural food for your aquatic plants. It establishes a natural biological balance which makes cycling a new aquarium faster and safer. Directions: Add Eco-Complete to empty aquarium, then add water, plants, start all filters and pumps. If adding to an existing tank, mix in a few pounds a day over a period of a week or more.

Activated Carbon, Ion Exchange Resin