Symptoms of an underactive thyroid may include: weight gain, depression, dry skin and hair, feeling tired or fatigued, joint pain, aches, pain or stiffness, and increased sensitivity to cold. Zhou Nutrition Thyroid support combines ancient wisdom with modern research and includes the following ingredients: L-Tyrosine is an amino acid that plays a key role in the production of the thyroid hormones thyroxine and triiodothyronine. Some individuals are unable to naturally produce sufficient levels of L-Tyrosine and must obtain it from outside sources. Iodine plays a vital role in the formation of thyroid hormones. Both Kelp and Bladder wrack provide naturally occurring levels of iodine. Schisandra and ashwagandha are herbs have been used for centuries in Chinese tradition. They are thought to have a beneficial impact on individuals with an underactive thyroid. Cayenne is a spice known for its potential benefits in helping to increase circulation ensuring that essential nutrients are effectively distributed throughout the body. Copper, magnesium, manganese, molybdenum, selenium and Zinc are essential minerals crucial for the production of thyroid hormones and thyroid function. Vitamin B-12 also plays several extremely important roles in the body, including normal thyroid function. If you're ready to feel like your old self again, scroll up and click "Add to Cart" To order Zhou Nutrition Thyroid support today!