Sentinel Vitamin D3 1000 IU is a dietary supplement containing 100 softgel capsules. Each softgel provides 1000 IU of vitamin D3 (cholecalciferol) to support bone health, calcium absorption, immune function and overall wellness. The supplement comes in an amber glass bottle with a tamper-evident seal to ensure product freshness and safety. Vitamin D3 is a fat-soluble vitamin that plays an essential role in maintaining healthy bones and teeth by promoting calcium absorption. This moderate-strength formulation is suitable for daily supplementation, particularly for those with limited sun exposure or increased vitamin D needs. The softgel format helps optimize absorption of this important nutrient.