Daily Consumption of Catechins from Green Tea Significantly Reduced the Severity and Duration of Upper Respiratory Tract Infections in Healthy Subjects

Written by Taylor Woosley, Staff Writer. 12-week consumption of a test beverage containing 490 mg catechins and 10 mg caffeine per 350 mL resulted in a significant reduction in duration and severity of upper respiratory tract infection symptoms, such as running nose (p=0.0127), severe nasal congestion (p=0.0181), and moderate to severe headache (p<0.0001) compared to the placebo group.