Evidence map›Paper›PMID 41903889›Full record

Trial reportThe American journal of clinical nutrition2026

Magnesium supplementation did not reduce serum calciprotein crystallization and arterial stiffness in individuals with type 2 diabetes: a randomized, double-blind, placebo-controlled trial.

Romain Meer, Joyce Y Xu, Simon P Newsom, Andreas Pasch, Marc G Vervloet, Pim A de Jong, Petra Jm Elders, Joline Wj Beulens

Abstract readRandomized Controlled Trial
In one paragraph

Trial report in The American journal of clinical nutrition, 2026. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Not yet cited in PubMed.

0numbers the graph read from it
0cells of the map it votes in
0citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

0 citing papers in PubMed.

No citing paper in PubMed yet.

4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

8 authors.

Romain MeerDepartment of Epidemiology & Data Science, Amsterdam UMC, Amsterdam, The Netherlands; Amsterdam Cardiovascular Sciences Research Institute, Amsterdam, The Netherlands. Electronic address: r.meer@amsterdamumc.nl.
Joyce Y XuAmsterdam Cardiovascular Sciences Research Institute, Amsterdam, The Netherlands; Department of Nephrology, Amsterdam UMC, Amsterdam, The Netherlands; Laboratory of Specialized Diagnostics & Research, Department of Laboratory Medicine, Amsterdam UMC, Amsterdam, The Netherlands.
Simon P NewsomDepartment of Epidemiology & Data Science, Amsterdam UMC, Amsterdam, The Netherlands.
Andreas PaschCalciscon AG, Biel, Switzerland; Institute for Physiology and Pathophysiology, Johannes Kepler University Linz, Linz, Austria.
Marc G VervloetAmsterdam Cardiovascular Sciences Research Institute, Amsterdam, The Netherlands; Department of Nephrology, Radboud University Medical Centre, Nijmegen, The Netherlands.
Pim A de JongDepartment of Radiology, University Medical Centre Utrecht, Utrecht, The Netherlands.
Petra Jm EldersDepartment of General Practice, Amsterdam UMC, Amsterdam, The Netherlands; Amsterdam Public Health Research Institute, Amsterdam, The Netherlands.
Joline Wj BeulensDepartment of Epidemiology & Data Science, Amsterdam UMC, Amsterdam, The Netherlands; Amsterdam Cardiovascular Sciences Research Institute, Amsterdam, The Netherlands; Amsterdam Public Health Research Institute, Amsterdam, The Netherlands; Julius Centre for Health Sciences and Primary Care, University Medical Centre Utrecht, Utrecht, The Netherlands.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundMedial arterial calcification (MAC) and increased arterial stiffness contribute to cardiovascular disease risk in type 2 diabetes mellitus (T2DM). Experimental studies suggest that magnesium supplementation may halt arterial calcification and improve arterial stiffness.

objectivesThis study aimed to evaluate the effect of 6-mo oral magnesium citrate supplementation on calciprotein crystallization (T

methodsThis double-blind, placebo-controlled trial randomly assigned 74 participants with T2DM [78% males, 72 (68-76) y] with peripheral MAC and cfPWV≥12.0 m/s to magnesium citrate (350 mg/d; n = 37) or placebo (n = 37). Nephelometry-based T

resultsBaseline mean T

conclusionsSix-month magnesium citrate supplementation did not reduce calciprotein crystallization and arterial stiffness in older individuals with T2DM with peripheral MAC. Daily supplementation of 350 mg appears to be ineffective in this population, possibly attributable to normomagnesemia and preserved renal function. This study was registered at the Dutch Trial Register (CCMO) as NL81281.029.22 and at ISRCTN as 60460377.

Indexed as

Diabetes Mellitus, Type 2Dietary SupplementsMagnesiumMagnesium CompoundsVascular CalcificationVascular StiffnessAgedCitric AcidCrystallizationDouble-Blind MethodFemaleHumansMaleOrganometallic CompoundsPulse Wave AnalysisCitric AcidMagnesiummagnesium citrateMagnesium CompoundsOrganometallic Compoundsarterial calcificationarterial stiffnesscalciprotein crystallizationcarotid-femoral pulse wave velocitydiabetes mellitus type 2magnesium citraterandomized controlled trialT(50)

Identifiers

PMID41903889
PMCPMC13197924

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Registered trials

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.