Natrol Vitamin D3 10000 IU is a maximum strength dietary supplement containing 60 tablets. This high-potency formula supports bone and joint health, immune function, and helps maintain optimal vitamin D levels in the body. Each tablet provides 10,000 IU of vitamin D3 (cholecalciferol), which is essential for calcium absorption and bone mineralization. This supplement is particularly beneficial for individuals with limited sun exposure or increased vitamin D needs. The product comes in a white bottle with a distinctive purple cap featuring Natrol's branding. As with any high-dose vitamin supplement, it should be taken under medical supervision.