Hi Dee Vitamin D3 10,000 IU is a dietary supplement containing cholecalciferol in soft gelatin capsules. Each capsule provides 10,000 IU of Vitamin D3 to support bone health, calcium absorption, immune function and overall wellbeing. The package contains 30 capsules. Vitamin D3 plays an essential role in maintaining healthy bones and teeth by promoting calcium absorption. It also supports proper immune system function and muscle strength. This supplement may be beneficial for individuals with limited sun exposure, those at risk of vitamin D deficiency, or people with increased nutritional needs. The soft gelatin capsule format ensures optimal absorption of the vitamin D3.