Fig. 1. Capillary and venous glucose concentrations after test meals providing 75 g available carbohydrates. Test meals were eaten within 10 min and consisted of white bread with placebo (WB, •), white bread with 400 µg chromium (Cr400, ) and white bread with 800 µg chromium (Cr800, ). Values are means for thirteen subjects with standard errors of the means shown by vertical bars.