The thyroid gland and the hormones that it produces are among the key factors which determine the success or failure of a diet. Because thyroid hormones are regulators of basal metabolism, they determine the daily consumption of calories. A strict diet downregulates the activity of the gland. This lowers the daily requirement in calories, obliging us to eat still less. It can be a vicious cycle.
There are many strategies to deal with this situation. Often, bodybuilders use unusual or unapproved methods. After having discussed the most popular, we will suggest a natural alternative which is much healthier.
[1]. It is therefore fair to ask the following question:
[2]. Therefore for the duration of a diet, Triac is going to prevent fat loss rather than helping it.
If we had a natural method of preventing T3 from being degraded to Triac, we would be able to lose fat faster and more easily with fewer harmful consequences to the thyroid gland [3]. Moreover, without Triac, muscular catabolism during a diet will be less. Which is far from the promises of the black market dealers.
Why is this difference between the inhibiting action on TSH and the peripheral actions of Triac so pronounced?
Here also, the researchers have an answer. They have shown that Triac has a greater affinity for T3 receptors than T3 itself. This means that the thyroid hormone receptors are going to prefer to be activated by Triac than by T3. This would mean that Triac is more powerful than T3. Yet as we have seen, Triac is less powerful than T3 with regards to peripheral effects.
[4]. This is in regard to peripheral receptors. On the other hand, in the brain, Triac has a much more powerful inhibiting effect than the other thyroid hormones. Because conversion of T4 into T3 is increased in brain tissue when we diet [5], there is more T3 for conversion to Triac. Result: the brain is fooled, and is made to think that there is a high level of thyroid hormones in the blood. The secretion of TSH is therefore going to be inhibited. For those who are interested, they will find at the end of this article a detailed bibliography.
Now it is fair to ask the following question:
[6].
In the case of bodybuilders, all the other thyroid extracts are superior to Triacana. Obviously, one must not forget that during a diet, the transformation of T4 into T3 deteriorates, and that even a supplementation in either T3 or T4 is going to increase the level of Triac.
Medline.
Bracco D. 1993. Comparison of the metabolic and endocrine effects of 3,5,3′- triiodothyroacetic acid and thyroxine. J Clin Endo Metab. 77:220. Medline.
Visser TJ. 1994. Uptake of triiodothyroacetic acid and its effect on thyrotropin secretion in cultured anterior pituitary cells. Endo. 135:2700. Medline.
Diano S. 1998. Fasting-induced increase in type II iodothyronine deiodinase activity and messenger ribonucleic level is not reversed by thyroxine in the rat hypothalamus. Endocrinology. 139:2879. Medline.
Brinder J. 1988. Intérêt du Triac comme traitement freinateur de la sécrétion thyréotrope en pathologie thyroïdienne. Presse Medicale. 17:57.
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