The Nutrition Examination Research Digest (NERD) aims to provide rigorous, unbiased analysis of the latest and most important nutrition and supplementation studies. Click here to subscribe or login if already a subscriber .
Study under review: Adverse events from large dose vitamin D supplementation taken for one year or longer.
What was studied?
What were the major findings?
What’s the take-home?
Other Articles in Issue #51 (January 2019)
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Vitamin K for vascular health
How does vitamin K supplementation impact vascular calcification and stiffness? And does observational evidence suggest an association between vitamin K status and cardiovascular disease and death?
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Omega-3s for better pregnancies
While omega-3 supplementation has taken some dings against its efficacy for some conditions as of late, this Cochrane review found evidence that it can improve certain pregnancy outcomes.
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Investigating intermittent fasting for body composition and overall health
Intermittent fasting seems like a solid way to improve metabolic health outcomes like insulin sensitivity. But are these improvements accounted for by just the weight loss and caloric restriction alone?
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NERD Mini: Personalized weight loss diets for people with prediabetes
This secondary analysis of a clinical trial suggests that macros may matter when it comes to shedding pounds for people with prediabetes.
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Investigating curcumin for weight loss
This meta-analysis found that curcumin supplementation can lead to small amounts of weight loss.
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Magnesium intake modulates vitamin D status
Nutrients can often interact in our bodies in complex ways. This study found that magnesium intake influences vitamin D levels in complex ways that depend on baseline vitamin D status.
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Is it all just fishful thinking?
We give the lowdown on the important VITAL trial, a large, long-term clinical study that examined vitamin D's and fish oil's effects on cancer and cardiovascular disease.