CAD D 5000 30s is a dietary supplement that provides 5000 IU of vitamin D3 per capsule. Vitamin D3 is essential for promoting calcium absorption, supporting bone health, and boosting immune system function. This higher-dose supplement is typically used for individuals with a vitamin D deficiency or those needing higher levels of vitamin D for health reasons. The product comes in a bottle of 30 capsules, providing a one-month supply for individuals seeking to maintain or correct their vitamin D levels.