What Are Normal TSH, T3 and T4 Values?

By Staff WriterLast Updated Apr 8, 2020 12:08:01 PM ET

The normal range for total thyroxine, abbreviated as T4, is 5.4 to 11.5 micrograms per deciliter in adults, while the normal adult range for total triiodothyronine, abbreviated as T3, is 80 to 200 nanograms per deciliter, according to WebMD. In adults, thyroid-stimulating hormone, known as TSH, should be between 0.4 and 4.2 microunits per milliliter.