Specially formulated with Tricalcium Phosphate As easily absorbed as calcium from milk WITHOUT GAS/STOMACH PROBLEMS. Contains Phosphorus Because Calcium Alone is Not Enough for Healthy Bones. 600 mg Calcium in each caplet Provides recommended daily levels of calcium. Up to 4X more Vitamin D than other leading brands Helps your body absorb calcium better. Specially coated smaller caplets Easier to swallow than other leading products.