How Creatine Helps Muscles Refuel After Hard Exercise
Creatine ingestion augments dietary carbohydrate mediated muscle glycogen supercompensation during the initial 24 h of recovery following prolonged exhaustive exercise in humans
Not medical advice. For informational purposes only. Always consult a healthcare professional. Terms
Surprising Findings
Creatine boosted glycogen resynthesis by 82% in 24 hours without changing insulin sensitivity or cell volume.
Most people assume creatine helps by improving insulin response or causing cell swelling, but this study ruled both out—meaning the real mechanism is still unknown.
Practical Takeaways
Take 20g of creatine per day with a high-carb meal immediately after intense endurance exercise to maximize energy store recovery in the first 24 hours.
Not medical advice. For informational purposes only. Always consult a healthcare professional. Terms
Surprising Findings
Creatine boosted glycogen resynthesis by 82% in 24 hours without changing insulin sensitivity or cell volume.
Most people assume creatine helps by improving insulin response or causing cell swelling, but this study ruled both out—meaning the real mechanism is still unknown.
Practical Takeaways
Take 20g of creatine per day with a high-carb meal immediately after intense endurance exercise to maximize energy store recovery in the first 24 hours.
Publication
Journal
Amino Acids
Year
2016
Authors
P. Roberts, John Fox, Nicholas S. Peirce, Simon W. Jones, A. Casey, P. Greenhaff
Related Content
Claims (7)
When your muscles store glycogen, it holds onto water—about 3 to 4 grams of water for every gram of glycogen. If glycogen runs low, cells get less hydrated, and that makes creatine less effective at pulling water into cells.
Taking creatine supplements may help your muscles store more glycogen, which is like a sugar reservoir, and since glycogen holds onto water, your muscles end up holding more water too.
If young, healthy guys take 20 grams of creatine every day while eating a super high-carb diet after intense exercise, they rebuild their muscle fuel 82% faster in the first day compared to just eating high carbs alone.
If young, healthy guys take a lot of creatine with a high-carb diet after a tough workout, their muscles store more creatine within just a few days — and it keeps going up the longer they take it.
In young, healthy guys recovering from intense workouts, taking creatine doesn’t seem to change muscle swelling or stress signals — which means the boost in muscle fuel recovery probably isn’t due to those factors.