Pure Encapsulations - Vitamin D3 10 mcg (400 IU) - Hypoallergenic Support for Bone, Breast, Prostate, Cardiovascular, Colon and Immune Health - 120 Capsules, Bone Health: Vitamin D3 supports calcium absorption and retention to support optimal bone health.*, Cellular Health: Promotes colon, breast, and prostate health by supporting healthy cellular function.*, Immune Support: Binds to receptors on immune cells, including lymphocytes and macrophages, supporting healthy immune function.*, Pure Quality: Our supplements are made with only premium ingredients sourced from trusted suppliers and guided by our nutritional experts, then carefully manufactured and tested to verify their potency and purity., Pure Difference: What makes us different isn't just our process or what goes into our supplements -- what we leave out matters, too. Pure Encapsulations products are FREE FROM wheat, eggs, tree nuts & peanuts, gluten, artificial colors, flavors & sweeteners, coatings and shellacs, GMOs, and unnecessary binders, fillers & preservatives.,