Hypothyroidism is a complex disorder that can stem from a number of different causes, including: 1  The thyroid may fail to produce enough thyroid hormone as a result of an autoimmune response against the thyroid (Hashimoto's thyroiditis) or other problems with the function of the thyroid gland itself.
Chicken, lamb, pork, and turkey also are good sources of iron. Meat contains heme iron, which is easier for the body to absorb, meaning you get more of the iron from these foods. Lean sources of beef are recommended.
An iron-rich diet includes foods that are good sources of iron. People need extra iron during childhood, adolescence (teenage years), and pregnancy. Iron is a mineral that your body needs to make hemoglobin. Hemoglobin is part of your blood and helps carry oxygen from your lungs to the rest of your body. You may need to eat more iron-rich foods to treat or prevent a low blood iron level or iron deficiency anemia.