Hair loss, fatigue, muscle
pain, constipation, depression, neck
pain, GERD, joint
pain, etc? If you occasionally get the opposite symptoms, anxiety, diarrhea, rapid heart rate, then you could very well have Hashimoto's and be swinging from hyper to hypo. Hashi is the most common cause for hypothyroidism in developed countries.
They make a synthetic hormone and a dessicated kind made from pig thyroid. There is no natural cure for hypothyroidism other than taking the hormone.