Vitamin D3 1000 is your premium quality formula based on scientific evidence to assist with healthy maintenance of your bone, teeth and muscle health. Vitamin D3 is produced naturally by your body when your skin is exposed to regular sunlight, deficiencies are commonly seen in modern lifestyles and with people who work indoors. Vitamin D3 promotes calcium absorption into your bones, supporting bone mineralisation and strength as you age and when dietary intake is inadequate. Formulated to support immune function and healthy aging. Unlocking your best tomorrow.