What is food mineral?

Minerals are inorganic elements that originate in the earth and cannot be made in the body. They play important roles in various bodily functions and are necessary to sustain life and maintain optimal health, and thus are essential nutrients.

Sunday, November 6, 2011

Selenium and thyroid function in fat metabolism

Selenium is one of the mineral needed for proper functioning of the thyroid gland.

Selenium is required by the enzyme iodothyronine deiodinase to convert T4 (thyroxine) to T3 (triiodothyronine).

Selenium is a crucial component of the enzyme. Without it, T3 cannot be produced in the right amounts, and organs will function as if they were hypothyroid even though blood levels are normal.

Both T4 and T3 are thyroxine based hormones responsible for regulation of metabolism. An important component in the synthesis of thyroid hormones is iodine, which aids the development and functioning of the thyroid gland.

Thyroid hormone plays a major role in controlling the expenditure of energy, in the liberation and metabolism of stored fats and in determining the basal metabolic rate, the proper functioning of the thyroid is of considerable importance for the individual attempting to lose weight.

Selenium deficiency in animal studies had lead to hair loss, growth retardation, reproductive failure and pancreatic problems.

There is an evidence suggest that low thyroid function contributes to heart disease. Selenium deficiency cause the activity of the enzyme iodothyronine deiodinase to decline. This lead to hypothyroidism.

Hypothyroidism refers to the insufficient of activity of the thyroid gland.

One of the symptom is low temperature due to a drop in metabolism. Chemical processes in the body also slow down as well. This lead to abnormal fat metabolisms. Consequently, arteries are more prone to accumulate plaque.
Selenium and thyroid function in fat metabolism

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