T3 results

Is a T3 of 4.0, 4.69, 4.4 ok?

I know the range is 3.1 to 6.8

[Lalatoot]

It is all down to how you feel.Also depends on the ft4 result. If your FT3 was 4.4 with an ft4 result over range then you are looking at issues.

[SlowDragon Administrator]

They are likely too low. How do you feel

Ft3 4.0 is only 24% through range

Ft4 4.69 is only 43% through range

Helpful calculator for working out percentage through range

chorobytarczycy.eu/kalkulator

Many people only feel well when Ft3 is at least 60% through range

What’s your Ft4 results

Were tests done as early as possible in morning before eating or drinking anything other than water and last dose levothyroxine 24 hours before test

Essential to test vitamin D twice year when supplementing

Folate, ferritin and B12 at last annually

[Hidden in reply to SlowDragon]

I'm taking a private test tomorrow.What are we supposed to do if our t3 is too low?

[SlowDragon Administrator in reply to Hidden]

Make sure to do test as early as possible in morning before eating or drinking anything other than water and last dose levothyroxine 24 hours before test

Do you always get same brand of levothyroxine

Which brand

What vitamin supplements are you currently taking...if any

[Heloise]

Improving liver function helps since most of the conversion is done in the liver. Estrogen dominance and insulin resistance are often factors in conversion as well. Ray Peat has many articles on hormones. raypeat.com/articles/