2 ms·13.75 million kcal is 0.01598 GWh, not 58 GWh. So with the 5x multiplier, that's 0.08 GWh for a human.by cinnamonteal 7mo ago13.75 million kcal is 0.01598 GWh, not 58 GWh. So with the 5x multiplier, that's 0.08 GWh for a human.