Pregnancy: Low Iron Linked to Thyroid Dysfunction? Increased risk of thyroid autoimmunity, hypothyroidism

Sullivan also noted that the study does not directly prove causation -- and that ferritin levels may be indicative of something else: "Low iron may only be a surrogate for poor diet, lack of care, low iodine, or other possible causative factor," he said. http://www.medpagetoday.com/Endocrinology/Thyroid/59287?xid=nl_mpt_DHE_2016-07-27&eun=g721819d0r&pos=0