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Tag: Common Cold

Effect of Tea Catechins on Influenza Infection and the Common Cold with a Focus on Epidemiological/Clinical Studies

This 2018 review examines the antiviral properties of tea catechins, particularly epigallocatechin gallate (EGCG), against influenza and common cold viruses. Experimental studies indicate that catechins inhibit viral adsorption, replication, and neuraminidase activity, and enhance immune responses. Epidemiological studies suggest that regular green tea consumption and catechin-based gargling may reduce the

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June 26, 2025 No Comments

Zinc for prevention and treatment of the common cold

This 2024 Cochrane systematic review assessed the efficacy and safety of zinc supplementation in preventing and treating the common cold. The analysis included 31 randomized controlled trials with over 2,400 participants. Findings indicated that zinc supplementation may have little or no effect on preventing colds (RR 0.93; 95% CI 0.85–1.01;

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June 26, 2025 No Comments

Vitamin C for Preventing and Treating the Common Cold

This Cochrane systematic review analyzed 29 randomized trials to assess the efficacy of vitamin C in preventing and treating the common cold. The findings indicated that regular vitamin C supplementation (≥200 mg/day) did not significantly reduce the incidence of colds in the general population. However, among individuals exposed to extreme

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June 26, 2025 No Comments