"Glycogen supplies" refer to stores of a type of carbohydrate called glycogen, which are stored in the body and used as a source of energy when needed.
Full definition
Remember that the body doesn't have a significant store of carbs; the body's
total glycogen supply amounts to about a day's needs.
It is placed in energy drinks because it is believed to help prevent glycogen depletion by preventing other substances from depleting
glycogen supplies in the muscles.
Ketosis takes effect after a couple of days because the
initial glycogen supply in the system must first be exhausted.
The foolproof method of emptying your liver's
glycogen supply in order to re-enter ketosis is by following these simple steps during your first three days after a carb - load:
But after an intense workout,
your glycogen supplies are almost depleted so an insulin peak can stimulate anabolism and the glycogen rebuilding process.
Then for the rest of the day I include some low glycemic fruits to keep
the glycogen supply steadily flowing to my muscles (but to a lesser degree).
However, equines involved in regular, active work need
their glycogen supplies replenished.