Pure Encapsulations Vitamin D3 125 mcg (5,000 IU) is a dietary supplement designed to support bone, joint, breast, prostate, heart, colon, and immune health. Each serving size of 1 vegetarian capsule contains 125 mcg (5,000 IU) of Vitamin D3, which supports calcium absorption and retention for optimal bone health. It also promotes colon, breast, and prostate health by maintaining healthy blood vessel function, supporting immune cell activity, and maintaining healthy cell metabolism. The supplement is gluten-free, non-GMO, and hypoallergenic, made with premium ingredients sourced from trusted suppliers and guided by nutritional experts. The capsules are small and easy to swallow, free from artificial colors and flavors, hydrogenated oils, coatings, and unnecessary binders and fillers.