Levothyroxine VS Liothyronine

Hypothyroidism is a common health condition throughout population all over the world and luckily – scientists developed treatments for it. Levothyroxine and Liothyronine are 2 of the most popular products given to treat hypothyroidism, underactive thyroid and other health conditions related to not enough thyroid hormone levels, even including the severe ones such as myxedema coma.

These compounds are used with very high success rates and sometimes, these compounds are used together too, taken in consideration that they are both offering similar results.

With all of this taken in consideration, is pretty obvious that a lot of people may want to find more information about Levothyroxine Vs Liothyronine.

Levothyroxine Vs Liothyronine: What Makes Them So Similar

Levothyroxine and Liothyronine are both compounds that are coming in form of pills that are administered by mouth in most cases (although both have intravenous injection versions too) in order to increase the levels of thyroid gland hormones.

When the individual is receiving more thyroid hormones, the body starts working according to that.


Levothyronine and Levothyroxine are both having similar mechanism of action – increased levels of thyroid hormones and therefore, that’s leading to similar results, regardless if we’re talking about the adverse effects or about the positive effects.

Levothyroxine Vs Liothyronine: What’s the Difference?

They may sound alike, they may come in similar administration forms and may offer similar benefits and side effects, nonetheless, they are 2 different compounds.

Well, our thyroid gland is naturally producing the thyroid hormones called triiodothyronine (T3) and thyroxine (T4). Naturally, the thyroid gland is producing more T4 than T3 and that’s because, most of the T3 that is found in our bodies is a result of conversion from T4 to T3.

thyroxyl t3

Buy Liothyronine Sodium Here

Well, Levothyroxine Sodium is the synthetic version of the thyroxine (T4) hormone and Liothyronine Sodium is the synthetic version of the triiodothyronine (T3) hormone.

That’s why you may notice Levothyroxine being shortly referred to as T4 and Liothyronine referred to as T3.

Both are used in medical settings for treatment of hypothyroidism related issues and both are used for weight and fat loss purposes, despite the fact that none of them is approved for such needs. Nonetheless, people who had experience with these compounds suggested that they can be extremely effective in dealing with weight loss and fat loss needs, as it helps customers to achieve more and faster weight loss results than they could reach naturally.

  • Now, Levothyroxine T4 is the preferred version for medical purposes and that’s because Liothyronine T3 is considered a more powerful version that is going to have a greater effect on the body and is being flushed out of the body faster.

Doctors suggest Levothyroxine T4 requires a less often administration compared to Liothyronine T3 and won’t offer such a great effect on the body.

  • However, on the other hand, bodybuilders and athletes are searching exactly for such great effects for losing body fat. In fact, T3 is more powerful and is more effective at helping to lose weight. In addition to that, by using T4 and in case the conversion to T3 doesn’t occur – you would be disappointed.


Based on these factors, Levothyroxine is more popular and more widely used in medical settings for health purposes but Liothyronine is more popular and more widely used for physique and performance enhancement purposes and more specifically – for helping to lose fat and weight.

Levothyroxine Vs Liothyronine: Conclusion

In the end, which compound to choose from depends on your needs mostly. There are some rare instances when both compounds are administered, but this should be a doctor’s decision who is having enough knowledge and experience.

  • In the end, if you’re searching for treatment of a health condition then you would most likely need Levothyroxine T4.

Nonetheless, you need to talk with a doctor first as he’s going to be the one who can help you best.

  • On the other hand, if you’re searching for weight loss purposes then you would be more happy by the use of Liothyronine T3.

Nonetheless, you need to research and learn about this compound and its administration as much as possible, to avoid negative side effects.


Buy Liothyronine T3 Here

If you’re sure you want to use Liothyronine Sodium T3 for losing body fat and weight and you are sure you know how to properly do it, then you can buy best quality Liothyronine for sale directly from CycleGear.to

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