Selenium

Question 1

What are selenium supplements mainly used for?

Answer 1

Immune system health and supporting T3 production in hypothyroidism.

Question 2

What is the natural food form of selenium?

Answer 2

L-selenomethionine (selenium chelated to methionine).

Question 3

Name the inorganic forms of selenium supplements.

Answer 3

Selenite and selenate.

Question 4

Name the organic forms of selenium supplements.

Answer 4

Selenomethionine, selenocysteine, selenium-enriched yeast.

Question 5

Which selenium form has the highest bioavailability?

Answer 5

Selenomethionine (~90% bioavailable).

Question 6

How does the bioavailability of selenite compare to selenomethionine?

Answer 6

Selenite has about 50% bioavailability, which is lower than selenomethionine.

Question 7

What is considered the optimal form of supplemental selenium?

Answer 7

A combination of selenomethionine, selenodiglutathione, and sodium selenate.