Aquaforest Bio Sand is a natural, high-quality white sand substrate designed specifically for saltwater and reef aquariums. Sourced from pristine deposits, this sand is free from contaminants and enriched with calcium carbonate to help stabilize water chemistry — maintaining ideal pH and alkalinity for corals, clams, and other sensitive marine life. Ideal for both newly setup and mature tanks, this sand is engineered to accelerate the nitrogen cycle, helping you achieve stable, healthy water parameters more quickly and safely introduce fish, corals, or invertebrates

• Fine Granulation (0.5–1.5 mm): Provides a natural, attractive look and suitable substrate bed for reef aquascaping.
• Versatile Use: Great for new saltwater/tank setups or as substrate supplementation in established tanks — suitable for corals (SPS, LPS), clams, reef fish, and more.

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Common questions