Although iodine deficiency is rare, a deficiency can result in low thyroid hormone levels, or hypothyroidism. (ahealthblog.com)
Levels less than 9 are an indicator of low thyroid hormone levels and low B vitamins. (holtorfmed.com)
For example, high cholesterol can indicate low thyroid hormone levels, which could make it difficult to lose weight, while high cholesterol is a marker for insulin resistance. (holtorfmed.com)