Guest guest Posted March 10, 2010 Report Share Posted March 10, 2010 >Does the amount of T4 correlate with the amount of RT3 being made, so that if I took a tiny amount of T4, I wouldn't make that much RT3, but I could still have some of the other benefits of T4, if any? In principal you can mix them at any of the many stable ratios, what I am unaware of is any benefit from T4 at those levels. This link talks about the process of swapping from T3 to Natural http://thyroid-rt3.com/swapping.htm and you can pause at any of the stable points. The approximate swap ratio is 25mcg of T3 to 1 grain of Natural, that equivalence is AFTER the T4 levels have built up in the body. There are no areas of the body that need to have T4 directly, it has to convert to T3 before it's utilized. Most of us try a swap at some stage, just be prepared to give up if it doesn't work for you. There is a relationship between FT4 levels and RT3, once it gets above a certain FT4 level then the RT3 production seems to increase more rapidly. Low levels of T4 seem not to cause a problem, it's just that they may not provide a benefit either Nick -- for more information on RT3 and Thyroid Resistance go to www.thyroid-rt3.com Quote Link to comment Share on other sites More sharing options...
Guest guest Posted March 10, 2010 Report Share Posted March 10, 2010 Thanks for the reply! > There are no areas of the body that need to have T4 directly, it has > to convert to T3 before it's utilized. I always wonder if the process of conversion itself is the beneficial thing, though. Sort of like keeping the body in shape. I have also heard this lowers SHBG, which is high for me. > > Most of us try a swap at some stage, just be prepared to give up if it > doesn't work for you. > > There is a relationship between FT4 levels and RT3, once it gets above > a certain FT4 level then the RT3 production seems to increase more > rapidly. Low levels of T4 seem not to cause a problem, it's just that > they may not provide a benefit either Yes, that is a good question (whether low T4 is beneficial). My question is, when T4 is low enough to not cause RT3 conversion, is it converting to T3? Or is it simply not converting to anything? Because if it is converting to to T3, even at small levels, I would be interested in trying that. Quote Link to comment Share on other sites More sharing options...
Guest guest Posted March 11, 2010 Report Share Posted March 11, 2010 >Yes, that is a good question (whether low T4 is beneficial). My question is, when T4 is low enough to not cause RT3 conversion, is it converting to T3? Or is it simply not converting to anything? Because if it is converting to to T3, even at small levels, I would be interested in trying that. It will be converting, but whether the amount produced is significant I don't know Nick Quote Link to comment Share on other sites More sharing options...
Guest guest Posted March 11, 2010 Report Share Posted March 11, 2010 > >I always wonder if the process of conversion itself is the beneficial thing, though. Sort of like keeping the body in shape. I have also heard this lowers SHBG, which is high for me. > In my personal experience I have not felt the lack of T4 at all (apart from feeling better than I have for years). SHBG is affected by T3 thyroid levels and whether that comes from converted T4 or from supplemented T3 it is unlikely to be a different effect. " Swapping back " is something that we all seem to try at least once, it's the only way you will satisfy your curiosity. Some suggestions on how to do it are here http://thyroid-rt3.com/swapping.htm In round numbers 25 of T3 is equivalent to 1 grain of natural. Half immediately and half a week or so later when the T4 levels build up, Nick -- for more information on RT3 and Thyroid Resistance go to www.thyroid-rt3.com Quote Link to comment Share on other sites More sharing options...
Guest guest Posted March 11, 2010 Report Share Posted March 11, 2010 High SHBG is from high estrogen or sometimes high testosterone. Kathleen > > Thanks for the reply! > > > There are no areas of the body that need to have T4 directly, it has > > to convert to T3 before it's utilized. > > I always wonder if the process of conversion itself is the beneficial thing, though. Sort of like keeping the body in shape. I have also heard this lowers SHBG, which is high for me. > > > > > > Most of us try a swap at some stage, just be prepared to give up if it > > doesn't work for you. > > > > There is a relationship between FT4 levels and RT3, once it gets above > > a certain FT4 level then the RT3 production seems to increase more > > rapidly. Low levels of T4 seem not to cause a problem, it's just that > > they may not provide a benefit either > > Yes, that is a good question (whether low T4 is beneficial). My question is, when T4 is low enough to not cause RT3 conversion, is it converting to T3? Or is it simply not converting to anything? Because if it is converting to to T3, even at small levels, I would be interested in trying that. > Quote Link to comment Share on other sites More sharing options...
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