From the Manufacturer What Is Vitamins D and K with Sea-Iodine™? Sustaining adequate vitamin D levels supports immune system function, bone health, cognitive health, and more. Your body's calcium balance, which impacts everything from bone density to cardiovascular health, is maintained with the aid of vitamin K. The synthesis of thyroid hormones requires iodine. Use these three vital nutrients to support the health of your thyroid, blood vessels, brain, and bones. Vitamins D and K with Sea-Iodine™ Benefits 1. Promotes normal cognitive function2. Encourages cardiovascular, immunological, and bone health3. Assists in preventing calcium accumulation in the arteries4. Helps counteract possible iodine deficiency in healthy diets5. Gluten free | Non-GMO Vitamins D and K with Sea-Iodine™ 60ct