About the product
- Supports a healthy immune response Are you getting enough vitamin D3 We ve combined several nutrients diets often lack, like vitamin D, which helps maintain a balanced immune system along with other benefits, from bone health to cognitive function
- Helps maintain strong bones Vitamin D is necessary for bone health because, along with vitamin K, it gets calcium into your bones. Not only that, but we include multiple types of vitamin K in this formula: vitamin K1 as well as two types of vitamin K2.
- Supports thyroid health There s one more nutrient some people may lack: iodine. Common in table salt (and missing from many healthy diets), iodine is used to make thyroid hormones. Your thyroid helps regulate your body s metabolism.
- Science matters Expert formulators design our supplement formulas, and a Certificate of Analysis is available for every Life Extension product.
- Quality ingredients The majority of our products are non-GMO, gluten-free and manufactured in the USA with internationally sourced ingredients.