Clinical Implications and Preventive Strategies for Neonatal and Infant Hypovitaminosis D: Analysis and Comparison of Current Evidence

<b>Background:</b> Vitamin D is essential for neonatal health, with maternal vitamin D status crucial in fetal development and neonatal outcomes. During pregnancy, vitamin D is transferred to the fetus via the placenta, forming an initial reserve. Postnatally, neonates rely on maternal l...

Full description

Saved in:
Bibliographic Details
Main Authors: Vittorio Ferrari, Giacomo Biasucci, Egidio Candela, Rita Ortolano, Federico Baronio, Marcello Lanari
Format: Article
Language:English
Published: MDPI AG 2025-05-01
Series:Endocrines
Subjects:
Online Access:https://www.mdpi.com/2673-396X/6/2/21
Tags: Add Tag
No Tags, Be the first to tag this record!
_version_ 1849472247142547456
author Vittorio Ferrari
Giacomo Biasucci
Egidio Candela
Rita Ortolano
Federico Baronio
Marcello Lanari
author_facet Vittorio Ferrari
Giacomo Biasucci
Egidio Candela
Rita Ortolano
Federico Baronio
Marcello Lanari
author_sort Vittorio Ferrari
collection DOAJ
description <b>Background:</b> Vitamin D is essential for neonatal health, with maternal vitamin D status crucial in fetal development and neonatal outcomes. During pregnancy, vitamin D is transferred to the fetus via the placenta, forming an initial reserve. Postnatally, neonates rely on maternal levels and supplementation due to limited sunlight exposure and immature skin synthesis. <b>Objectives:</b> This review evaluates neonatal vitamin D deficiency’s causes and clinical consequences, emphasizing its impact on newborn and infant health. <b>Results:</b> Maternal vitamin D levels strongly correlate with neonatal 25(OH)D concentrations, influencing birth weight, bone development, and overall health. Supplementation during pregnancy reduces the risk of severe deficiencies and rickets, particularly in exclusively breastfed infants who require daily supplementation of 400 IU. Formula-fed infants typically meet requirements through fortified formulas. Preterm infants are at a higher risk of complications like osteopenia and rickets, with mixed evidence on the effectiveness of higher supplementation doses. Vitamin D is critical in skeletal development, immune function, and protection against respiratory infections such as bronchiolitis and pneumonia. Deficiency is associated with respiratory distress syndrome (RDS), atopic dermatitis, and impaired bone mineralization due to reduced placental calcium transport. <b>Conclusions:</b> Vitamin D deficiency during pregnancy and infancy has significant clinical implications, including impaired skeletal and immune development. Maternal and neonatal supplementations are critical to prevent deficiencies, particularly in high-risk groups such as preterm and breastfed infants. Targeted strategies are essential to improve neonatal health outcomes and prevent complications.
format Article
id doaj-art-7974dedfa8c84a7ab70ca1fc3d46c401
institution Kabale University
issn 2673-396X
language English
publishDate 2025-05-01
publisher MDPI AG
record_format Article
series Endocrines
spelling doaj-art-7974dedfa8c84a7ab70ca1fc3d46c4012025-08-20T03:24:35ZengMDPI AGEndocrines2673-396X2025-05-01622110.3390/endocrines6020021Clinical Implications and Preventive Strategies for Neonatal and Infant Hypovitaminosis D: Analysis and Comparison of Current EvidenceVittorio Ferrari0Giacomo Biasucci1Egidio Candela2Rita Ortolano3Federico Baronio4Marcello Lanari5Specialty School of Pediatrics, Alma Mater Studiorum, University of Bologna, 40126 Bologna, ItalyPediatrics and Neonatology Unit, Guglielmo da Saliceto Hospital, 29121 Piacenza, ItalyPediatric Unit, IRCCS Azienda Ospedaliero-Universitaria di Bologna, 40138 Bologna, ItalyPediatric Unit, IRCCS Azienda Ospedaliero-Universitaria di Bologna, 40138 Bologna, ItalyPediatric Unit, IRCCS Azienda Ospedaliero-Universitaria di Bologna, 40138 Bologna, ItalyPediatric Unit, IRCCS Azienda Ospedaliero-Universitaria di Bologna, 40138 Bologna, Italy<b>Background:</b> Vitamin D is essential for neonatal health, with maternal vitamin D status crucial in fetal development and neonatal outcomes. During pregnancy, vitamin D is transferred to the fetus via the placenta, forming an initial reserve. Postnatally, neonates rely on maternal levels and supplementation due to limited sunlight exposure and immature skin synthesis. <b>Objectives:</b> This review evaluates neonatal vitamin D deficiency’s causes and clinical consequences, emphasizing its impact on newborn and infant health. <b>Results:</b> Maternal vitamin D levels strongly correlate with neonatal 25(OH)D concentrations, influencing birth weight, bone development, and overall health. Supplementation during pregnancy reduces the risk of severe deficiencies and rickets, particularly in exclusively breastfed infants who require daily supplementation of 400 IU. Formula-fed infants typically meet requirements through fortified formulas. Preterm infants are at a higher risk of complications like osteopenia and rickets, with mixed evidence on the effectiveness of higher supplementation doses. Vitamin D is critical in skeletal development, immune function, and protection against respiratory infections such as bronchiolitis and pneumonia. Deficiency is associated with respiratory distress syndrome (RDS), atopic dermatitis, and impaired bone mineralization due to reduced placental calcium transport. <b>Conclusions:</b> Vitamin D deficiency during pregnancy and infancy has significant clinical implications, including impaired skeletal and immune development. Maternal and neonatal supplementations are critical to prevent deficiencies, particularly in high-risk groups such as preterm and breastfed infants. Targeted strategies are essential to improve neonatal health outcomes and prevent complications.https://www.mdpi.com/2673-396X/6/2/21vitamin Dhypovitaminosis Dpreventive strategies25-hydroxyvitamin Dchildhood ricketsmaternal vitamin D
spellingShingle Vittorio Ferrari
Giacomo Biasucci
Egidio Candela
Rita Ortolano
Federico Baronio
Marcello Lanari
Clinical Implications and Preventive Strategies for Neonatal and Infant Hypovitaminosis D: Analysis and Comparison of Current Evidence
Endocrines
vitamin D
hypovitaminosis D
preventive strategies
25-hydroxyvitamin D
childhood rickets
maternal vitamin D
title Clinical Implications and Preventive Strategies for Neonatal and Infant Hypovitaminosis D: Analysis and Comparison of Current Evidence
title_full Clinical Implications and Preventive Strategies for Neonatal and Infant Hypovitaminosis D: Analysis and Comparison of Current Evidence
title_fullStr Clinical Implications and Preventive Strategies for Neonatal and Infant Hypovitaminosis D: Analysis and Comparison of Current Evidence
title_full_unstemmed Clinical Implications and Preventive Strategies for Neonatal and Infant Hypovitaminosis D: Analysis and Comparison of Current Evidence
title_short Clinical Implications and Preventive Strategies for Neonatal and Infant Hypovitaminosis D: Analysis and Comparison of Current Evidence
title_sort clinical implications and preventive strategies for neonatal and infant hypovitaminosis d analysis and comparison of current evidence
topic vitamin D
hypovitaminosis D
preventive strategies
25-hydroxyvitamin D
childhood rickets
maternal vitamin D
url https://www.mdpi.com/2673-396X/6/2/21
work_keys_str_mv AT vittorioferrari clinicalimplicationsandpreventivestrategiesforneonatalandinfanthypovitaminosisdanalysisandcomparisonofcurrentevidence
AT giacomobiasucci clinicalimplicationsandpreventivestrategiesforneonatalandinfanthypovitaminosisdanalysisandcomparisonofcurrentevidence
AT egidiocandela clinicalimplicationsandpreventivestrategiesforneonatalandinfanthypovitaminosisdanalysisandcomparisonofcurrentevidence
AT ritaortolano clinicalimplicationsandpreventivestrategiesforneonatalandinfanthypovitaminosisdanalysisandcomparisonofcurrentevidence
AT federicobaronio clinicalimplicationsandpreventivestrategiesforneonatalandinfanthypovitaminosisdanalysisandcomparisonofcurrentevidence
AT marcellolanari clinicalimplicationsandpreventivestrategiesforneonatalandinfanthypovitaminosisdanalysisandcomparisonofcurrentevidence