NOW Vitamin D-3 1000 IU is a high-potency dietary supplement containing 180 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 easy-to-swallow softgel format for optimal absorption, as vitamin D3 is fat-soluble. The bottle contains a 180-day supply when taken as directed at one softgel daily. This dosage is suitable for maintaining healthy vitamin D levels, especially for those with limited sun exposure or increased vitamin D needs. The product features NOW's quality manufacturing standards and comes in a white bottle with blue cap and distinctive orange label design.