When pregnant women take a daily supplement of 83 micrograms of L-selenomethionine, their blood selenium levels rise significantly and remain higher than those of women taking a placebo, even six months after giving birth.

67

Pro

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Against

Evidence from Studies

Supporting (1)

67

Community contributions welcome

67

Selenium supplementation in the management of thyroid autoimmunity during pregnancy: results of the “SERENA study”, a randomized, double-blind, placebo-controlled trial

Randomized Controlled Trial

Human

2019 Dec

Pregnant women who took a specific selenium supplement (L-selenomethionine) had much higher selenium levels in their blood during pregnancy and still had high levels six months after giving birth, meaning their bodies absorbed it well and kept it for a long time.

Contradicting (0)

0

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No contradicting evidence found

Gold Standard Evidence Needed

According to GRADE and EBM methodology, here is what ideal scientific evidence would look like to definitively prove or disprove this specific claim, ordered from strongest to weakest evidence.

Source Study

Selenium supplementation in the management of thyroid autoimmunity during pregnancy: results of the “SERENA study”, a randomized, double-blind, placebo-controlled trial

Score: 67

DOI: 10.1007/s12020-019-01958-1

Similar Assertions

Taking selenium supplements during pregnancy does not improve or worsen the mother's well-being, pregnancy complications, or baby's health outcomes in women with autoimmune thyroiditis.

67

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71%

Taking 83 micrograms of L-selenomethionine daily during pregnancy and for six months after childbirth is associated with lower levels of specific antibodies targeting the thyroid in women with autoimmune thyroiditis, compared to those taking a placebo.

67

0

70%