Thermal equivalent,Thermal equivalent of oxygen Respiratory quotient (RQ)of 3 main nutritional substances TE TEO RQ Glucose 16.7 21.0 1.00 Protein 16.7 18.8 0.80 Fat 37.7 19.7 0.71TE TEO RQ Glucose 16.7 21.0 1.00 Protein 16.7 18.8 0.80 Fat 37.7 19.7 0.71 Thermal equivalent, Thermal equivalent of oxygen & Respiratory quotient (RQ) of 3 main nutritional substances