Meta-analysis2026

Vitamin D Status and Supplementation in Chronic Rhinosinusitis: A Systematic Review and Meta-Analysis

Huang S, Li X, Wu H, Chen X, Wu X, Huang Z, Chang L, Zhang Y, Li Y, Zhang G

Otolaryngology--head and neck surgery : official journal of American Academy of Otolaryngology-Head and Neck Surgery · 0 citations

How it was studied

Design
Meta-analysis (indexed by PubMed)
Studied in
People
Main outcome
Health markers and function

Who paid for it

Funding
Independent funding
Government
National Natural Science Foundation of China
Government
Natural Science Foundation of Guangdong Province
Government
Guangzhou Municipal Science and Technology Project
Grants
Natural Science Foundation of Guangdong Province (2023A1515012430); Guangzhou Municipal Science and Technology Project (2023A03J0208); National Natural Science Foundation of China (82271145); National Natural Science Foundation of China (82101196:82101194); National Natural Science Foundation of China (82301283)

Based on 3 listed funder(s).

Publication

Published
2026-03-03 · Otolaryngol Head Neck Surg · vol. 174 · issue 5 · pp. 1135–1145
Publisher
Wiley
Cited
1 citation · more than 85% of similar papers · 3.4× the field average
References
0 works
Access
Paywalled
Research areas
Sinusitis and nasal conditions · Vitamin D Research Studies · Salivary Gland Disorders and Functions
Keywords
Vitamin D and neurology, Disease, vitamin D deficiency, Clinical trial, Diabetes mellitus
MeSH
humans, chronic disease, vitamins, vitamin d, dietary supplements, rhinosinusitis

10 authors

From CN

  • ShuYi HuangSun Yat-sen University; Third Affiliated Hospital of Sun Yat-sen University
  • X. LiSun Yat-sen University; Third Affiliated Hospital of Sun Yat-sen University
  • Haotian WuSun Yat-sen University; Third Affiliated Hospital of Sun Yat-sen University
  • Xiaohong ChenSun Yat-sen University; Third Affiliated Hospital of Sun Yat-sen University
  • Xifu WuSun Yat-sen University; Third Affiliated Hospital of Sun Yat-sen University
  • Zizhen HuangSun Yat-sen University; Third Affiliated Hospital of Sun Yat-sen University

Abstract

Objectives

To investigate the relationship between vitamin D (VD) levels and chronic rhinosinusitis (CRS), and to evaluate the therapeutic efficacy of VD supplementation for CRS.

Data sources

Two independent reviewers systematically searched PubMed, Embase, and the Cochrane Library to identify studies that assessed the association between CRS and VD, as well as the therapeutic effects of VD supplementation on CRS outcomes.

Review methods

Meta-analyses were conducted to compare VD levels between CRS patients and controls and to evaluate the efficacy of VD supplementation. Random- or fixed-effects models were applied as appropriate. Sensitivity and subgroup analyses were performed to investigate potential sources of heterogeneity.

Results

A pooled analysis of 15 studies showed significantly lower serum VD levels in CRS patients compared to controls (SMD = -0.98; P < .001). Both 25(OH)D3 and 25(OH)D assays showed lower VD levels in CRS patients (SMD = -1.24, P < .001 vs SMD = -0.77, P < .001). Subgroup analyses also revealed consistent reductions in both CRS with nasal polyps (CRSwNP; SMD = -1.05; P < .001) and CRS without nasal polyps (CRSsNP; SMD = -1.02; P < .001). Moreover, four randomized controlled trials indicated that VD supplementation significantly improved Sino-Nasal Outcome Test-22 (SNOT-22) scores at <3 months (MD = -1.44; P = .001); however, this benefit was not maintained at ≥3 months (MD = -6.52; P = .12).

Conclusions

CRS patients show significantly lower serum VD levels than healthy controls. VD supplementation may provide short-term symptomatic improvement, although its long-term efficacy remains unproven.

Abstract via Europe PMC. Copyright remains with the authors or publisher.

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