BENEFITS AQUANATURE TURTLE CALCIUM is one of the most important minerals for your turtle’s health. A lack of it can cause quite a few health problems.Turtles need calcium for their bones, shell as well as muscular function (and more). ... The vitamin D3 (which their body creates when they receive UV-B light) is needed for turtles to absorb the calcium they ingest. USAGE Guards against Metabolic Bone Disease (MBD), Soft Shell and Deformed Shell. Scientifically formulated high calcium supplement with D3. Deficiency of Calcium and Vitamin D3. DIRECTIONS shake well before use. 1ml per liter of water or 1-2 drops per 30ml water. STORAGE Store in a cool,dry place. CAUTION Keep out of reach of children. Not for human consumption. If ingested drink water, seek medical attention immediately. If in eyes, flush with water, if irritation continues, seek medical attention.