Zoo Med Dr. Turtle Slow Release Calcium Block

Dr. Turtle by Zoo Med is a slow release calcium block that helps condition water and provide calcium supplement to promote healthy shell growth for aquatic turtles. Easy tp use, slow-release calcium block 1 Calcium Block is 0.5 oz (4.2 grams) Provides required calcium & conditions water Turtles require UVB lighting and heat for proper shell growth and development. For optimum health, feed your turtles Zoo Meds Natural Aquatic Turtle food.Ingredients: Calcium Sulfate, Magnesium Chloride.Guaranteed Analysis:Calcium (min) - 20%; (max) - 24%