Story
The worthlessness of Vitamin D is mildly exaggerated
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Overview
Vitamin D supplementation is deemed ineffective for health improvements unless a person is severely deficient. Correlations exist between vitamin D levels and positive health outcomes, but testing shows no significant benefits from supplements in non-deficient individuals.
Summary from dynomight.net.
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Hacker News · dynomight.net
Hacker News discussion ↗
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Based on 5 sampled comments from this thread. Analyzed 2026-06-24.
- Praise: The article presents a balanced view on Vitamin D studies, acknowledging that while supplementation can benefit those severely deficient, the hype around it may be overstated.
- Praise: The discussion highlights the importance of individualized testing and supplementation, suggesting that tailored approaches could lead to better health outcomes.
- Concern: Critics argue that many studies on Vitamin D lack rigorous randomized controlled trials, raising doubts about their scientific validity and potential biases from supplement companies.
- Concern: There is skepticism about the claims of widespread Vitamin D deficiency, with some commenters suggesting that such assertions may be exaggerated or misleading.