While its effects on physical performance are well documented, researchers are also interested in its role in various tissues of the body due to its involvement in cellular energy metabolism.
Naturally present in muscles, the brain, and other tissues, creatine plays a role in producing the energy needed for cells to function. This function explains the growing interest in scientific research on this ingredient beyond the context of athletic performance alone.
Creatine and Cognitive Functions: A Growing Area of Research
The brain consumes a significant portion of the energy produced by the body. Like muscles, it uses creatine in certain mechanisms related to cellular energy metabolism.
For this reason, several research teams are currently studying the role of creatine in brain function. The research published to date has improved our understanding of the mechanisms involving creatine in nervous tissue, but our knowledge is still evolving.
Researchers are particularly interested in different populations, including people with lower dietary intakes of creatine, such as vegetarians and vegans.
Creatine and Aging: A Topic of Growing Scientific Interest
As we age, various physiological parameters gradually change. In this context, creatine is the subject of extensive research focusing on aging, muscle function, and energy metabolism.
Furthermore, creatine has been granted an authorized health claim in the European Union stating that its daily consumption can enhance the effect of strength training on muscle strength in adults over the age of 55, under the conditions specified by European regulations.
This regulatory recognition contributes to the growing interest in creatine within research programs focused on active aging.
Creatine, Energy Metabolism, and Physical Performance
Creatine plays a central role in the mechanisms of ATP production and regeneration; ATP is the primary source of energy used by cells.
This role explains why it is widely studied in the fields of sports nutrition and physical performance. Available scientific research has, in particular, demonstrated its benefits in the context of short-duration, high-intensity physical exercise.
According to the health claim authorized in the European Union, creatine improves physical performance during successive sets of very intense, short-duration exercises when consumed daily under the conditions specified by the regulations.
Growing Interest in Neurological Research
Creatine plays a role in the energy metabolism of nerve cells. For this reason, it is currently the subject of research in various fields related to neurology.
Scientists are continuing their work to better understand the mechanisms involving creatine in cellular function and tissues with high energy demands.
Why has creatine attracted so much scientific interest?
Creatine is currently one of the most extensively studied ingredients in the scientific literature on sports nutrition.
Its role in ATP regeneration explains the interest in this ingredient across various fields of research, including muscle physiology, physical performance, aging, and energy metabolism.
What is the recommended dosage of creatine?
According to the conditions of use for the health claim authorized in the European Union, a daily intake of 3 g of creatine provides the recognized benefit on physical performance during successive sets of very intense, short-duration exercises.
As with any dietary supplement, it is recommended to follow the product’s instructions for use and the recommendations listed on its label. Dietary supplements should be used as part of a varied and balanced diet and a healthy lifestyle.
Regulatory Note
The scientific research cited in this article reflects the current state of knowledge available as of the date of publication. Health claims regarding creatine are strictly regulated by European regulations and must be used in accordance with the conditions set forth in the applicable legislation.
Scientific References
• Candow DG et al. (2023): Review of recent research on creatine and aging.
• Forbes SC et al. (2020): Summary of data on creatine and muscle function.
• Buford TW et al. (2007): Official position statement from the International Society of Sports Nutrition on the efficacy and safety of creatine.
• Kreider RB et al. (2022): Update on the scientific evidence regarding the safety and use of creatine.