Are these results 24hours after last T4 and 12 after last T3?
Free T4 (fT4) 14.9 pmol/L (11.9 - 21.6) 30.9%
Free T3 (fT3) 4.91 pmol/L (3.1 - 6.8) 48.9%
So many of us feel better with fT4 50% -70% so I'd suggest an increase in T4, how have you reacted to it in the past? Maybe just adding 12.5mcg per day
I also had my vits checked, b12 & vit D are normal, but ferritin is v high.
Could you share the results as 'normal' really isn't a thing, do you have a CRP result? High ferritin can be due to inflammation
This is common for people to be made to reduce T4 when starting on T3 but many actually end up back on the previous dose as just taking T3 often lowers fT4. Do you know where your fT4 level was when on 125mcg?
Ideally B12 better near top of range and your Vit D could do with raising above 100
You could either take a double dose for a week or two to boost your levels back up or adding an extra 1000iu Vit D (hopefully one with with K2? Magnesium also helps uptake and most are people are low) will do it more slowly, same with B12... do you also take a good B complex?
So what you really needed first was an increase in T4 to see if you continued to convert well once on a suitable dose, had you ever tried a higher dose of T4?
It's a shame medics change things in big leaps as it often just needs a little tweak to find your sweet spot, it could be that 137.5mcg or even alternating it with 125mcg could have worked for you as it sounded like it was just a little too much, did you have any results from that dose?
2 x 10mcg T3 is much too big a dose to have started you on
These are the dr results from before lio. Yes, I had some informative conversations on here re the dose being too high to start lio, and as it had caps it was hard to split.
Ah, not come across those chats but you'll also no doubt be aware then that TSH isn't much use when trying to optimise your levels, needs to be based on fT4 & fT3 results
It works well if you change them into a % and record them with the dose which makes comparing them easy when from multiple sources, builds up a useful picture to look back on
Thank you for your incredible patience while you have been awaiting the outcome of our ferritin reference range review. We conducted this with Inuvi lab, which has now changed the reference ranges to the following:
Females 18 ≤ age < 40. 30 to 180
Females 40 ≤ age < 50. 30 to 207
Females 50 ≤ age < 60. 30 to 264
Females Age ≥ 60. 30 to 332
Males 18 ≤ age < 40 30 to 442
Males Age ≥ 40 30 to 518
The lower limits of 30 are by the NICE threshold of <30 for iron deficiency. Our review of Medichecks data has determined the upper limits. This retrospective study used a large dataset of blood test results from 25,425 healthy participants aged 18 to 97 over seven years. This is the most extensive study on ferritin reference ranges, and we hope to achieve journal publication so that these ranges can be applied more widely.
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