Blackmores Total Calcium Magnesium + D3 contains 3 forms of calcium and magnesium. It supports calcium absorption in bones, vitamin D3 levels in the body and helps maintain bone mineralisation and strength. Blackmores Total Calcium Magnesium + D3 also supports bone health, muscle function and general health and wellbeing. - Contains 3 forms of calcium; and magnesium - Supports calcium absorption in bones - Supports vitamin D3 levels in the body - Helps maintain bone mineralisation and strength - Supports bone health - Supports muscle function - Supports general health and wellbeing