Even before I sucked down my first ketchup packet of the workout ... will get their fueling strategy down to a science. For the best performance, it’s recommended to take in 30 to 60 grams ...

Put the packet in and close the lid. IF YOUR PACKET FLOATS: You are in good shape so far. IF YOU PACKET SINKS: Put salt in the water to help the water become less dense, and the packet to float to ...