Vitamin D testing and treatment: a narrative review of current evidence

Vitamin D testing and treatment is a subject of controversial scientific discussions, and it is challenging to navigate through the expanding vitamin D literature with heterogeneous and partially opposed opinions and recommendations. In this narrative review, we aim to provide an update on vitamin D...

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Published inEndocrine Connections Vol. 8; no. 2; pp. R27 - R43
Main Authors Pilz, Stefan, Zittermann, Armin, Trummer, Christian, Theiler-Schwetz, Verena, Lerchbaum, Elisabeth, Keppel, Martin H, Grübler, Martin R, März, Winfried, Pandis, Marlene
Format Journal Article
LanguageEnglish
Published England Bioscientifica Ltd 01.02.2019
Bioscientifica
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Abstract Vitamin D testing and treatment is a subject of controversial scientific discussions, and it is challenging to navigate through the expanding vitamin D literature with heterogeneous and partially opposed opinions and recommendations. In this narrative review, we aim to provide an update on vitamin D guidelines and the current evidence on the role of vitamin D for human health with its subsequent implications for patient care and public health issues. Vitamin D is critical for bone and mineral metabolism, and it is established that vitamin D deficiency can cause rickets and osteomalacia. While many guidelines recommend target serum 25-hydroxyvitamin D (25[OH]D) concentrations of ≥50 nmol/L (20 ng/mL), the minimum consensus in the scientific community is that serum 25(OH)D concentrations below 25–30 nmol/L (10–12 ng/mL) must be prevented and treated. Using this latter threshold of serum 25(OH)D concentrations, it has been documented that there is a high worldwide prevalence of vitamin D deficiency that may require public health actions such as vitamin D food fortification. On the other hand, there is also reason for concern that an exploding rate of vitamin D testing and supplementation increases costs and might potentially be harmful. In the scientific debate on vitamin D, we should consider that nutrient trials differ from drug trials and that apart from the opposed positions regarding indications for vitamin D treatment we still have to better characterize the precise role of vitamin D for human health.
AbstractList Vitamin D testing and treatment is a subject of controversial scientific discussions, and it is challenging to navigate through the expanding vitamin D literature with heterogeneous and partially opposed opinions and recommendations. In this narrative review, we aim to provide an update on vitamin D guidelines and the current evidence on the role of vitamin D for human health with its subsequent implications for patient care and public health issues. Vitamin D is critical for bone and mineral metabolism, and it is established that vitamin D deficiency can cause rickets and osteomalacia. While many guidelines recommend target serum 25-hydroxyvitamin D (25[OH]D) concentrations of ≥50 nmol/L (20 ng/mL), the minimum consensus in the scientific community is that serum 25(OH)D concentrations below 25-30 nmol/L (10-12 ng/mL) must be prevented and treated. Using this latter threshold of serum 25(OH)D concentrations, it has been documented that there is a high worldwide prevalence of vitamin D deficiency that may require public health actions such as vitamin D food fortification. On the other hand, there is also reason for concern that an exploding rate of vitamin D testing and supplementation increases costs and might potentially be harmful. In the scientific debate on vitamin D, we should consider that nutrient trials differ from drug trials and that apart from the opposed positions regarding indications for vitamin D treatment we still have to better characterize the precise role of vitamin D for human health.Vitamin D testing and treatment is a subject of controversial scientific discussions, and it is challenging to navigate through the expanding vitamin D literature with heterogeneous and partially opposed opinions and recommendations. In this narrative review, we aim to provide an update on vitamin D guidelines and the current evidence on the role of vitamin D for human health with its subsequent implications for patient care and public health issues. Vitamin D is critical for bone and mineral metabolism, and it is established that vitamin D deficiency can cause rickets and osteomalacia. While many guidelines recommend target serum 25-hydroxyvitamin D (25[OH]D) concentrations of ≥50 nmol/L (20 ng/mL), the minimum consensus in the scientific community is that serum 25(OH)D concentrations below 25-30 nmol/L (10-12 ng/mL) must be prevented and treated. Using this latter threshold of serum 25(OH)D concentrations, it has been documented that there is a high worldwide prevalence of vitamin D deficiency that may require public health actions such as vitamin D food fortification. On the other hand, there is also reason for concern that an exploding rate of vitamin D testing and supplementation increases costs and might potentially be harmful. In the scientific debate on vitamin D, we should consider that nutrient trials differ from drug trials and that apart from the opposed positions regarding indications for vitamin D treatment we still have to better characterize the precise role of vitamin D for human health.
Vitamin D testing and treatment is a subject of controversial scientific discussions, and it is challenging to navigate through the expanding vitamin D literature with heterogeneous and partially opposed opinions and recommendations. In this narrative review, we aim to provide an update on vitamin D guidelines and the current evidence on the role of vitamin D for human health with its subsequent implications for patient care and public health issues. Vitamin D is critical for bone and mineral metabolism, and it is established that vitamin D deficiency can cause rickets and osteomalacia. While many guidelines recommend target serum 25-hydroxyvitamin D (25[OH]D) concentrations of ≥50 nmol/L (20 ng/mL), the minimum consensus in the scientific community is that serum 25(OH)D concentrations below 25–30 nmol/L (10–12 ng/mL) must be prevented and treated. Using this latter threshold of serum 25(OH)D concentrations, it has been documented that there is a high worldwide prevalence of vitamin D deficiency that may require public health actions such as vitamin D food fortification. On the other hand, there is also reason for concern that an exploding rate of vitamin D testing and supplementation increases costs and might potentially be harmful. In the scientific debate on vitamin D, we should consider that nutrient trials differ from drug trials and that apart from the opposed positions regarding indications for vitamin D treatment we still have to better characterize the precise role of vitamin D for human health.
Author Keppel, Martin H
Pilz, Stefan
Grübler, Martin R
Zittermann, Armin
Trummer, Christian
Lerchbaum, Elisabeth
Pandis, Marlene
März, Winfried
Theiler-Schwetz, Verena
AuthorAffiliation Clinic for Thoracic and Cardiovascular Surgery, Herz- und Diabeteszentrum NRW, Ruhr University Bochum, Bad Oeynhausen, Germany
University Institute for Medical and Chemical Laboratory Diagnostics, Paracelsus Medical University, Salzburg, Austria
Division of Endocrinology and Diabetology, Department of Internal Medicine, Medical University of Graz, Graz, Austria
Synlab Medical Center of Human Genetics Mannheim, Mannheim, Germany
Medical Clinic V (Nephrology, Hypertensiology, Rheumatology, Endocrinology, Diabetology), Medical Faculty Mannheim, Ruperto-Carola University of Heidelberg, Heidelberg, Germany
Department of Cardiology, Swiss Cardiovascular Center Bern, Bern University Hospital, University of Bern, Bern, Switzerland
Clinical Institute of Medical and Chemical Laboratory Diagnostics, Medical University of Graz, Graz, Austria
AuthorAffiliation_xml – name: Medical Clinic V (Nephrology, Hypertensiology, Rheumatology, Endocrinology, Diabetology), Medical Faculty Mannheim, Ruperto-Carola University of Heidelberg, Heidelberg, Germany
– name: University Institute for Medical and Chemical Laboratory Diagnostics, Paracelsus Medical University, Salzburg, Austria
– name: Synlab Medical Center of Human Genetics Mannheim, Mannheim, Germany
– name: Department of Cardiology, Swiss Cardiovascular Center Bern, Bern University Hospital, University of Bern, Bern, Switzerland
– name: Division of Endocrinology and Diabetology, Department of Internal Medicine, Medical University of Graz, Graz, Austria
– name: Clinic for Thoracic and Cardiovascular Surgery, Herz- und Diabeteszentrum NRW, Ruhr University Bochum, Bad Oeynhausen, Germany
– name: Clinical Institute of Medical and Chemical Laboratory Diagnostics, Medical University of Graz, Graz, Austria
Author_xml – sequence: 1
  givenname: Stefan
  surname: Pilz
  fullname: Pilz, Stefan
  email: stefan.pilz@chello.at
  organization: Division of Endocrinology and Diabetology, Department of Internal Medicine, Medical University of Graz, Graz, Austria
– sequence: 2
  givenname: Armin
  surname: Zittermann
  fullname: Zittermann, Armin
  organization: Clinic for Thoracic and Cardiovascular Surgery, Herz- und Diabeteszentrum NRW, Ruhr University Bochum, Bad Oeynhausen, Germany
– sequence: 3
  givenname: Christian
  surname: Trummer
  fullname: Trummer, Christian
  organization: Division of Endocrinology and Diabetology, Department of Internal Medicine, Medical University of Graz, Graz, Austria
– sequence: 4
  givenname: Verena
  surname: Theiler-Schwetz
  fullname: Theiler-Schwetz, Verena
  organization: Division of Endocrinology and Diabetology, Department of Internal Medicine, Medical University of Graz, Graz, Austria
– sequence: 5
  givenname: Elisabeth
  surname: Lerchbaum
  fullname: Lerchbaum, Elisabeth
  organization: Division of Endocrinology and Diabetology, Department of Internal Medicine, Medical University of Graz, Graz, Austria
– sequence: 6
  givenname: Martin H
  surname: Keppel
  fullname: Keppel, Martin H
  organization: University Institute for Medical and Chemical Laboratory Diagnostics, Paracelsus Medical University, Salzburg, Austria
– sequence: 7
  givenname: Martin R
  surname: Grübler
  fullname: Grübler, Martin R
  organization: Department of Cardiology, Swiss Cardiovascular Center Bern, Bern University Hospital, University of Bern, Bern, Switzerland
– sequence: 8
  givenname: Winfried
  surname: März
  fullname: März, Winfried
  organization: Synlab Medical Center of Human Genetics Mannheim, Mannheim, Germany
– sequence: 9
  givenname: Marlene
  surname: Pandis
  fullname: Pandis, Marlene
  organization: Division of Endocrinology and Diabetology, Department of Internal Medicine, Medical University of Graz, Graz, Austria
BackLink https://www.ncbi.nlm.nih.gov/pubmed/30650061$$D View this record in MEDLINE/PubMed
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SubjectTerms evidence-based medicine
guideline
recommendation
Review
vitamin D
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Title Vitamin D testing and treatment: a narrative review of current evidence
URI http://dx.doi.org/10.1530/EC-18-0432
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