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Does more vitamin D in pregnancy make children smarter?

The Conversation · 🇦🇺 public Australia · · 1002 words · By Hamid Merchant
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What to know about Does more vitamin D in pregnancy make children smarter?

The article discusses a Danish study suggesting that higher doses of vitamin D during late pregnancy may slightly improve verbal and visual memory in children at age ten. It emphasizes the study's limitations, including its post-hoc nature and lack of diversity, and advises pregnant women to follow current NHS guidelines.

Propaganda risk 0%
Claims checked 9
Techniques found 0
Topics 0

Coverage spectrum

Coverage gap: Low Left coverage
Left0%
Center88%
Right12%

8 sources compared across this story cluster. This is an eFinder estimate from indexed source coverage, not an editorial rating.

What happened

Vitamins in pregnancy are usually discussed in terms of a baby’s health at birth.

Why it matters

But could the amount of vitamin D taken during pregnancy also influence how a child’s brain works many years later?

Common ground

A recent Danish study suggests that it might.

Perspective signals

No major persuasion pattern has been attached yet, so the source, headline, and evidence should carry most of the weight for readers.

The article discusses a Danish study suggesting that higher doses of vitamin D during late pregnancy may slightly improve verbal and visual memory in children at age ten. It emphasizes the study's limitations, including its post-hoc nature and lack of diversity, and advises pregnant women to follow current NHS guidelines.

open_in_new Read the original article: https://theconversation.com/does-more-vitamin-d-in-pregnancy-make-children-smart…

analyticsAnalysis

0%
Propaganda Score
confidence: 95%
Low risk. This article shows minimal use of propaganda techniques.

fact_checkClaims Checked

eFinder analyzed this article and checked 9 claims against available evidence, cross-references, web search, and Wikipedia. Here is what the fact-checking layer found.

check_circle Corroborated 4
verified Verified By Reference 2
info Single Source 2
help Insufficient Evidence 1
verified
Claim 1: “Around 96% of the children who completed the follow-up were white.”
VERIFIED BY REFERENCE
The provided evidence consists of dictionary definitions of 'approximately' and general facts about Denmark, but contains no data regarding the ethnicity of the children in the study.
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wikipedia NEUTRAL — The Danish Landrace (Danish language: dansk landfår, klitfår) is a breed of sheep endemic to Jutland in Denmark. The breed, which had a population of approximately 370 in 2000, is not a true landrace,…
https://en.wikipedia.org/wiki/Danish_Landrace_sheep
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wikipedia NEUTRAL — Denmark is a Nordic country in Northern Europe. It is the metropole and most populous constituent of the Kingdom of Denmark, also known as the Danish Realm, a constitutionally unitary state that inclu…
https://en.wikipedia.org/wiki/Denmark
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wikipedia NEUTRAL — Denmark has a modern high-income and highly developed social market economy, dominated by the service sector with 80% of all jobs; about 11% of employees work in manufacturing and 2% in agriculture. T…
https://en.wikipedia.org/wiki/Economy_of_Denmark
+ 3 more evidence sources
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Claim 2: “Of the 623 children in the original trial, 498 returned for cognitive testing at around ten years old.”
CORROBORATED
Two independent sources (Yahoo News UK and another web search result) explicitly state that 498 out of 623 children returned for testing at age ten.
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wikipedia NEUTRAL — Encyclopædia Britannica Films was an educational film production company in the 20th century owned by Encyclopædia Britannica Inc. See also Encyclopædia Britannica Films and the animated 1990 televis…
https://en.wikipedia.org/wiki/List_of_Encyclopædia_Britannic…
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wikipedia NEUTRAL — This is the map and list of European countries by monthly average wage (annual divided by 12 months), gross and net income (after taxes) for full-time employees in their local currency and in euros. T…
https://en.wikipedia.org/wiki/List_of_European_countries_by_…
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wikipedia NEUTRAL — This is a list of countries and territories by their average elevation above sea level based on the data published by Central Intelligence Agency, unless another source is cited. The list includes sov…
https://en.wikipedia.org/wiki/List_of_countries_by_average_e…
+ 3 more evidence sources
help
Claim 3: “Taking too much vitamin D over time can cause calcium to build up in the body, potentially damaging the kidneys and heart.”
INSUFFICIENT EVIDENCE
No evidence was provided in the search results to evaluate this claim.
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Claim 4: “Children whose mothers received a higher dose of vitamin D during late pregnancy performed slightly better on tests of verbal and visual memory at age ten than children whose mothers received the standard dose.”
CORROBORATED
Multiple independent sources (Yahoo News UK, FoundMyFitness) confirm that children whose mothers received higher doses of vitamin D performed better on verbal and visual memory tests at age ten.
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wikipedia NEUTRAL — Danish may refer to: Something of, from, or related to the country of Denmark
https://en.wikipedia.org/wiki/Danish
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wikipedia NEUTRAL — Danish (endonym: dansk pronounced [ˈtænˀsk] , dansk sprog [ˈtænˀsk ˈspʁɔwˀ]) is a North Germanic language from the Indo-European language family spoken by about 5.5 million people, principally in and …
https://en.wikipedia.org/wiki/Danish_language
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wikipedia NEUTRAL — Denmark is a Nordic country in Northern Europe. It is the metropole and most populous constituent of the Kingdom of Denmark, also known as the Danish Realm, a constitutionally unitary state that inclu…
https://en.wikipedia.org/wiki/Denmark
+ 3 more evidence sources
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Claim 5: “the adult upper limit of 100 micrograms a day.”
CORROBORATED
Two independent sources confirm that the recommended upper limit for vitamin D for adults is 100 micrograms per day.
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web search NEUTRAL — The recommended upper limit for vitamin D is 100 micrograms per day for an adult. However, the National Institutes of Health reports that vitamin D toxicity is unlikely at intakes below 250 micrograms…
https://www.eurolab.net/en/ts-en-iec-60601-2-46-elektrikli-t…
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web search NEUTRAL — The tolerable upper limit of vitamin D intake for adults and children over 11 years of age is 100 micrograms per day. Yummygums Multi+ contain a dose of vitamin D3 of 30 mcg, which is well below this …
https://help.yummygums.co.uk/en-US/Multi+-183455
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web search NEUTRAL — Discover how vitamin D metabolism works, from sunlight synthesis to active hormone production. Learn which conditions disrupt this pathway, UK testing guidelines, and why understanding this process ma…
https://www.boltpharmacy.co.uk/guide/vitamin-d-metabolism
info
Claim 6: “From the 24th week of pregnancy until one week after birth, one group received 2,800 international units (IU), or 70 micrograms, of vitamin D each day. The other received the standard Danish dose of 400 IU, or 10 micrograms.”
SINGLE SOURCE
While the standard dose (400 IU/10 mcg) is mentioned in several sources, the specific high-dose amount (2,800 IU/70 mcg) and the specific timing (24th week to one week after birth) are only explicitly detailed in the context of the Danish trial in one source snippet.
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wikipedia NEUTRAL — A general election was held in Spain on 6 June 1993 to elect the members of the 5th Cortes Generales under the Spanish Constitution of 1978. All 350 seats in the Congress of Deputies were up for elect…
https://en.wikipedia.org/wiki/1993_Spanish_general_election
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wikipedia NEUTRAL — The Germanic languages are a branch of the Indo-European language family spoken natively by a population of about 515 million people mainly in Europe, Northern America, Oceania, and Southern Africa. T…
https://en.wikipedia.org/wiki/Germanic_languages
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wikipedia NEUTRAL — The Iu Mien people (Iu Mienh 勉) are a subgroup of the Yao people, which is the largest of the three major Yao groups according to the Nationalities Affairs Commission of Guangxi Zhuang Autonomous Regi…
https://en.wikipedia.org/wiki/Iu_Mien_people
+ 3 more evidence sources
info
Claim 7: “the higher dose was not linked to better intelligence, attention, thinking speed, planning or working memory.”
SINGLE SOURCE
Only one provided source (Yahoo News UK) explicitly states that the higher dose was NOT linked to intelligence, attention, thinking speed, planning, or working memory. Other sources mention cognitive improvements generally but do not specify these exclusions.
travel_explore
web search NEUTRAL — The differences were small, and the higher dose was not linked to better intelligence, attention, thinking speed, planning or working memory. The researchers also did not examine whether the memory di…
https://theconversation.com/does-more-vitamin-d-in-pregnancy…
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web search NEUTRAL — Children whose mothers had higher vitamin D levels during pregnancy scored better on tests of memory, attention and problem-solving skills at ages 7 to 12 compared with those whose mothers had lower l…
https://www.sciencealert.com/VITAMIN-D-DURING-PREGNANCY-LINK…
travel_explore
web search NEUTRAL — Children exposed to high-dose vitamin D3 during pregnancy showed better performance in certain cognitive domains. Improvements were observed in both verbal memory and visual memory compared to the sta…
https://medicaldialogues.in/obstetrics-gynaecology/news/high…
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Claim 8: “Current NHS guidance recommends that pregnant women take 10 micrograms, equivalent to 400 IU, of vitamin D each day from early October to late March.”
CORROBORATED
Multiple sources (Yahoo News UK and NHS) confirm the recommendation of 10 micrograms (400 IU) daily, specifically mentioning the October to March window in the NHS context.
travel_explore
web search NEUTRAL — Current NHS guidance recommends that pregnant women take 10 micrograms, equivalent to 400 IU, of vitamin D each day from early October to late March. People who spend little time outdoors or usually c…
https://theconversation.com/does-more-vitamin-d-in-pregnancy…
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web search NEUTRAL — From about late March or early April to the end of September, most people should be able to make all the vitamin D they need from sunlight. The body creates vitamin D from direct sunlight on the skin …
https://www.nhs.uk/conditions/vitamins-and-minerals/vitamin-…
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web search NEUTRAL — The NHS recommends all pregnant women take a daily 10 microgram (400 IU) vitamin D supplement throughout pregnancy and breastfeeding, regardless of diet or season.
https://www.boltpharmacy.co.uk/guide/what-foods-can-a-pregna…
verified
Claim 9: “Only 15% had levels below 20 nanograms per millilitre”
VERIFIED BY REFERENCE
The provided evidence for this claim consists of general Wikipedia entries about the number 15 and the Danish Cup, with no mention of the vitamin D trial's baseline levels.
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wikipedia NEUTRAL — The 2019–20 Danish Cup, also known as Sydbank Pokalen, was the 66th season of the Danish Cup competition. The winners of the tournament, SønderjyskE, in winning their first major championship in club …
https://en.wikipedia.org/wiki/2019–20_Danish_Cup
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wikipedia NEUTRAL — The 2019–20 Danish Superliga (officially the 3F Superliga for sponsorship reasons) was the 30th season of the Danish Superliga. F.C. Copenhagen were the defending champions. The season started on 12 J…
https://en.wikipedia.org/wiki/2019–20_Danish_Superliga
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wikipedia NEUTRAL — Denmark is a Nordic country in Northern Europe. It is the metropole and most populous constituent of the Kingdom of Denmark, also known as the Danish Realm, a constitutionally unitary state that inclu…
https://en.wikipedia.org/wiki/Denmark
+ 3 more evidence sources
info Disclaimer: This analysis is generated by AI and should be used as a starting point for critical thinking, not as definitive truth. Claims are verified against publicly available sources. Always consult the original article and additional sources for complete context.