Can high free T3 cause weight gain?

According to Dr. Kitahara, if someone has low thyroid function, their TSH is high, and the thyroid hormones known as T3 and T4 are low—and weight gain often occurs. If someone has an overactive thyroid or hyperthyroidism, TSH is usually low, the T3 and T4 are high, and weight loss occurs.

What is a good free T3 level?

Normal Results The range for normal values are: Total T3 — 60 to 180 nanograms per deciliter (ng/dL), or 0.92 to 2.76 nanomoles per liter (nmol/L) Free T3 — 130 to 450 picgrams per deciliter (pg/dL), or 2.0 to 7.0 picomoles per liter (pmol/L)

How do you treat high T3 levels?

Antithyroid Medications: Antithyroid medications (sometimes written anti-thyroid) prevent the thyroid from producing excess amounts of T4 and T3 hormones. There are 2 types of antithyroid medications used in the US—propylthiouracil (PTU) and methimazole (also known as Tapazole).

What happens if T3 is too high?

High amounts of T4, T3, or both can cause an excessively high metabolic rate. This is called a hypermetabolic state. When in a hypermetabolic state, you may experience a rapid heart rate, elevated blood pressure, and hand tremors. You may also sweat a lot and develop a low tolerance for heat.

What makes your T3 high?

High T3 levels might also indicate high levels of protein in the blood. In rare cases, these elevated levels could indicate thyroid cancer or thyrotoxicosis.

What causes high free T3?

High T3 levels are most commonly caused by thyroid disorders like Graves’ disease, goiter, and thyroid tumors. Health risks of high T3 include pregnancy complications, high cholesterol, liver disease, and sexual dysfunction.

What should your T3 level be?

The range for normal values are: Total T3 — 60 to 180 nanograms per deciliter (ng/dL), or 0.9 to 2.8 nanomoles per liter (nmol/L) Free T3 — 130 to 450 picgrams per deciliter (pg/dL), or 2.0 to 7.0 picomoles per liter (pmol/L)

What happens if free T3 is too high?

If your results show high total T3 levels or high free T3 levels, it may mean you have hyperthyroidism. Low T3 levels may mean you have hypothyroidism, a condition in which your body doesn’t make enough thyroid hormone. T3 test results are often compared with T4 and TSH test results to help diagnose thyroid disease.

What happens when free T3 is high?