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 .
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Latest NERD Articles
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Deep Dive: Comparing different protein sources' impact on bone turnover
Eating more plants can be healthy but may negatively impact bone health due to lower protein, calcium, and vitamin D intake. This trial examined how the same amount of protein from animal or plant sources affected bone turnover.
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Deep Dive: Does low protein intake slow down chronic kidney disease progression?
Very low protein diets seem to slow progression but don't affect mortality, raising the question of whether there's a risk-benefit tradeoff. Higher quality, larger trials could shed more light on this issue.
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Deep Dive: How does alternate-day fasting compare to no diet or other diets?
ADF helps people lose weight and lower cholesterol, but there's no clear advantage over continuous energy restriction based on the current evidence. Larger, longer studies are needed, though.
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NERD Mini: Dietary approaches and supplements to combat chronic pain
What nutritional interventions impact different chronic pain conditions? This NERD Mini summarizes the evidence from a systematic review released earlier this year.
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Deep Dive: Reducing common vertigo with vitamin D and calcium
This large, long trial found a pretty strong effect of supplementation on benign paroxysmal positional vertigo recurrence. But there are some problems beneath the surface of these promising findings.
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Deep Dive: Does supplementing the sunshine vitamin impact colorectal cancer outcomes?
This meta-analysis suggests that supplementing vitamin D can improve cancer-specific outcomes in people with colorectal cancer.
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Is honey an effective remedy for symptoms of upper respiratory tract infections?
This meta-analysis hints at a small-to-moderate effect, but the overall quality of the evidence ain't great.
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NERD News: The gut microbiome probably plays a significant role in type 1 diabetes
Recent research provides substantial evidence that gut microbiota can play a big part in new-onset type 1 diabetes.
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Nerd Nulls: September-October 2020
Know new nulls now!
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Deep Dive: Does beta-alanine improve training performance?
If there are any effects present, they're mostly small. But small effects can still be worthwhile for some competitive athletes.
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Probiotics for celiac disease
The current evidence is promising but should be seen as preliminary and weak. A lot more research needs to be done to see which probiotics, if any, work well for celiac disease.
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Can switching from meat to plant-based meat alternatives reduce cardiovascular disease risk?
This study found that replacing meat with Beyond Meat lowers both TMAO and LDL-C.
