If you have hypothyroidism, an under-active thyroid, it can put a large damper on your life. You may experience symptoms like fatigue, constipation, depression, or possibly even more severe health issues. The thyroid is a very important gland in the body that is responsible for regulating mood, energy levels, metabolism, heart rate, and blood pressure. Hypothyroidism is the inability of the thyroid to produce enough of those hormones. There are foods that you can eat which will increase hormone production in the thyroid and below are just some of them.