Nutr J August 2024 PMID 39143549

Optimal methods of vitamin D supplementation to prevent acute respiratory infections: a systematic review, dose-response and pairwise meta-analysis of randomized controlled trials.

Chih-Hung Wang, Lorenzo Porta, Ting-Kai Yang, Yu-Hsiang Wang, Tsung-Hung Wu, Frank Qian, Yin-Yi Han, Wang-Huei Sheng, Shyr-Chyr Chen, Chien-Chang Lee, Shan-Chwen Chang

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Mentions

6
Peak: 2 in Aug 2024
across 2 sources since Aug 2024

Extended reach

44,858
potential audience

Total likes

71

Video views

41,993

Mentions per month

Aug 2024 – Nov 2025

Where it's discussed

  • X / Twitter4 posts
  • YouTube2 videos

AI synopsis

What people are saying

The discussions highlight the importance of specific dosing strategies, such as the 400-1200 IU range, and note that higher doses are not necessarily better, reflecting interest in optimal dosing. Words like 'most effective' and phrases like 'U-shaped course' emphasize nuanced understanding, while tone suggests cautious optimism about practical implications, indicating moderate engagement and impact.

AgreementModerate agreement

Most discussions agree that vitamin D, particularly in doses of 400-1200 IU daily, may have some benefit in preventing respiratory infections, aligning with the research findings.

InterestHigh interest

The discussions demonstrate strong interest, focusing on dosing strategies and their seasonal relevance, indicating engagement with the topic's practical implications.

EngagementModerate engagement

Participants reference specific dose ranges, trends like the U-shaped curve, and implications for public health, showing thoughtful engagement, though not overly deep.

ImpactModerate impact

The discussions hint that the findings could influence current supplementation practices and guideline considerations, reflecting moderate perceived impact.

Abstract in brief

  • This systematic review analyzed 43 randomized controlled trials to determine if vitamin D helps prevent acute respiratory infections (ARIs) and found that, overall, vitamin D supplementation does not significantly reduce ARI risk but may have some benefits with specific dosing strategies.
  • The subgroup analysis suggested that taking daily doses of 400-1200 IU of vitamin D, especially in seasonal periods like winter and spring, could slightly lower ARI risks, with some benefits observed in trials lasting 4 months.
  • Overall, vitamin D might help prevent ARIs when taken daily at certain doses, but more research is needed to confirm the optimal methods and dosing for prevention.]

Top posts

Most liked on X and Bluesky
Judith Haudum
@j_haudum · X

Vitamin D and prevention of acute respiratory tract infections. Doses between 400 and 1200 IU/d seem the most effective. U-shaped course. Higher intake isn't always better. #vitamind #infection https://t.co/Qfa5PM346w

Aug 20, 2024 · 2 likes · 491 followers View post →
Dotcomnieuws
@dotcomnieuws · X

Optimal methods of vitamin D supplementation to prevent acute respiratory infections https://t.co/8V5MOFD3ji https://t.co/WHCNcK1SkJ

Aug 17, 2024 · 2,055 followers View post →
noa
@noaappou · X

Wang, CH., Porta, L., Yang, TK. et al. Optimal methods of vitamin D supplementation to prevent acute respiratory infections: a systematic review, dose–response and pairwise meta-analysis of randomized controlled trials. Nutr J 23, 92 (2024).

Dec 24, 2024 · 160 followers View post →
noa
@noaappou · X

https://t.co/YCA2dCnplO

Dec 24, 2024 · 160 followers View post →

All mentions

noa
@noaappou · X

Wang, CH., Porta, L., Yang, TK. et al. Optimal methods of vitamin D supplementation to prevent acute respiratory infections: a systematic review, dose–response and pairwise meta-analysis of randomized controlled trials. Nutr J 23, 92 (2024).

Dec 24, 2024 · 160 followers View post →
noa
@noaappou · X

https://t.co/YCA2dCnplO

Dec 24, 2024 · 160 followers View post →
Judith Haudum
@j_haudum · X

Vitamin D and prevention of acute respiratory tract infections. Doses between 400 and 1200 IU/d seem the most effective. U-shaped course. Higher intake isn't always better. #vitamind #infection https://t.co/Qfa5PM346w

Aug 20, 2024 · 2 likes · 491 followers View post →
Dotcomnieuws
@dotcomnieuws · X

Optimal methods of vitamin D supplementation to prevent acute respiratory infections https://t.co/8V5MOFD3ji https://t.co/WHCNcK1SkJ

Aug 17, 2024 · 2,055 followers View post →