A calcium supplement helps prevent issues like soft shells or uneven shell growth in your aquatic turtle. The Turtle Neutraliser Block provides a slow-release source of calcium and vitamin D3 for your turtle whilst stabilising water pH. Easy to use - simply pop the turtle-shaped block into the water supply.

• Slow-release source of calcium for your aquatic turtle
• Addition of vitamin D3 to aid with calcium absorption
• Neutralises acid water to keep pH stable
• 1 turtle block treats up to 15 L water