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Fig. 1. Incremental changes in postprandial plasma glucose concentrations (mmol/L) relative to fasting in healthy subjects following consumption of the control drink (
), the caffeinated drink (positive control) (
) and tea drink (•) (n = 16). Values are means ± SEM. A statistically significant reduction in glucose concentration was found after tea vs the control and after tea vs caffeine at 120min. Mean is highlighted with ** and denotes significance at P<0.01 (ANOVA, contrast testing and Bonferroni correction), n = 16.
