meta_analysis
2017
High Quality
Zinc lozenges and the common cold: a meta-analysis comparing zinc acetate and zinc gluconate, and the role of zinc dosage
Hemila H
Published in JRSM Open, Vol. 8 (5), pp. 2054270417694291
Methodology
Meta-analysis of randomized placebo-controlled trials of zinc lozenges on common cold duration and symptom resolution.
Key Findings
High-dose zinc acetate lozenges shortened cold duration by roughly 33% versus placebo.
Conclusions
Zinc strengthens early resistance to respiratory viral pathogens.
Limitations
Lozenge formulation and dose critical; taste-related unblinding.
Supplements Studied
Zinc
Mineral
High-dose zinc acetate lozenges shortened cold duration by roughly 33% versus placebo
Outcomes Measured
High-dose zinc acetate lozenges shortened cold duration by roughly 33% versus placebo
Study Details
Year:2017
Sample Size:199
Duration:2 weeks
Quality Score:7/10
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