 to ensure bioavailability. We know that different people have different genes. Some genes are more prone to being able to absorb nascent iodine than others. We've included three different types of nascent iodine in Survival Shield X3 to ensure that your body is able to absorb and integrate at least one of them into your functioning so that you can be as efficient and healthy as possible. Now, it's not only important to buy Survival Shield X3 because it does things like support thyroid health or because it does things like