Figure 1From: Natural versus commercial carbohydrate supplementation and endurance running performanceRespiratory exchange ratio (RER) during 80-min of running at 75% VO 2 max. Values are means ± SD for 11 men. *, significantly different from water and #, significantly different from raisin for (c) chews at 20 and 40-min and for (r) raisins and (c) chews at 60 and 80-min (p ≤ 0.05).Back to article page