Evidence map›Paper›PMID 40199822›Full record

ArticleObesity surgery2025

Assessment of Preoperative Multivitamin Use on the Impact on Micronutrient Deficiencies in Patients with Obesity Prior to Metabolic Bariatric Surgery.

Johannes Sander, Bart Torensma, Jacqueline Siepe, Torsten Schorp, Thilo Schulte, Christine Schmeer, Hannes Gögele, Inga Böckelmann, Andrea Grabenhorst, Ildiko Ockert-Belz and 2 more

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Article in Obesity surgery, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. An erratum has been issued. Cited by 5 papers.

0numbers the graph read from it
0cells of the map it votes in
5citing 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

5 citing papers in PubMed.

  1. Review
  2. Review
  3. Article
  4. Article
  5. Advances in Perioperative Nutritional Management in Metabolic and Bariatric Surgery.Diabetes, metabolic syndrome and obesity : targets and therapy · 2025
    Review
4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

12 authors.

Johannes SanderSchön Klinik Hamburg Eilbek, Hamburg, Germany.
Bart TorensmaErasmus MC, Rotterdam, The Netherlands. bart@torensmaresearch.nl.
Jacqueline SiepeSchön Klinik Hamburg Eilbek, Hamburg, Germany.
Torsten SchorpSchön Klinik Hamburg Eilbek, Hamburg, Germany.
Thilo SchulteSchön Klinik Hamburg Eilbek, Hamburg, Germany.
Christine SchmeerSchön Klinik Hamburg Eilbek, Hamburg, Germany.
Hannes GögeleSchön Klinik Hamburg Eilbek, Hamburg, Germany.
Inga BöckelmannSchön Klinik Hamburg Eilbek, Hamburg, Germany.
Andrea GrabenhorstSchön Klinik Hamburg Eilbek, Hamburg, Germany.
Ildiko Ockert-BelzSchön Klinik Hamburg Eilbek, Hamburg, Germany.
Frits BerendsWeightWorks Clinics, Amersfoort, The Netherlands.
Edo AartsWeightWorks Clinics, Amersfoort, The Netherlands.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundMost patients achieve successful weight loss following metabolic bariatric surgery (MBS), but they face an increased risk of micronutrient deficiencies due to altered gastrointestinal physiology and dietary restrictions. This study evaluated the impact of a specialized multivitamin on blood serum levels before MBS.

methodsA prospective, within-patient comparison trial was conducted between January and July 2023 at a large bariatric clinic. Differences in serum micronutrient levels between baseline and the 3-month follow-up were assessed, along with changes in the prevalence of micronutrient deficiencies.

resultsOf 120 patients recruited, 99 (82.5%) completed the 3-month follow-up. Significant changes were observed in 13 of 21 serum parameters (61.9%). Ten parameters, including iron, vitamin K

conclusionsMicronutrient deficiencies are prevalent in patients with obesity. Preoperative specialized multivitamin supplementation effectively reduces key deficiencies, particularly in iron, folic acid, and vitamin D. Future research should address residual deficiencies and evaluate long-term outcomes of prolonged supplementation.

Indexed as

Bariatric SurgeryMicronutrientsObesity, MorbidPreoperative CareVitaminsAdultDietary SupplementsFemaleHumansMaleMiddle AgedProspective StudiesMicronutrientsVitaminsMetabolic bariatric surgeryMicronutrient deficienciesMultivitamin supplementationObesityPreoperative care

Identifiers

PMID40199822
PMCPMC12065735

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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.