Peter Attia· MD
you can actually detect that with an intravenous glucose Tracer with a different label and then you have your 13 C label in your drink so you can actually see all three substrates so you can see what is coming from the drink what is coming from your muscle glycogen uh and what is total coming from your gluc from your your plasma glucose which includes of course the drink but you can subtract that from Total and then you have all three three different sources