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Related Experiment Video

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Creatine Use in Sports.

Jessica Butts1, Bret Jacobs2, Matthew Silvis1

  • 1Departments of Family and Community Medicine & Orthopaedics and Rehabilitation, Penn State Milton S. Hershey Medical Center, Hershey, Pennsylvania.

Sports Health
|October 24, 2017
PubMed
Summary

Creatine supplementation appears safe for short-term use and enhances performance in intense resistance training. However, long-term safety data is limited, and its effects on overall sports performance are still uncertain.

Keywords:
creatinedietary supplementsergogenic aidsperformancesports

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Area of Science:

  • Sports Medicine
  • Nutritional Science
  • Exercise Physiology

Background:

  • Creatine is a popular dietary supplement with growing usage over recent decades.
  • Despite its popularity, key questions persist regarding optimal creatine dosing, its impact on athletic performance, and overall safety.
  • Limited long-term studies necessitate caution when considering creatine supplementation.

Purpose of the Study:

  • To review the existing scientific literature on creatine supplementation.
  • To evaluate the effects of creatine on sports performance.
  • To assess the safety profile of creatine as a dietary supplement.

Main Methods:

  • A comprehensive literature search was conducted using PubMed and Google.
  • Keywords included 'creatine', 'creatine supplementation', 'sports performance', and 'dietary supplements'.
  • Data on NCAA creatine usage and US sales were also incorporated.

Main Results:

  • Short-term creatine use is generally considered safe with minimal adverse effects.
  • Optimal creatine dosing regimens are variable, with several showing performance benefits.
  • Current evidence strongly supports creatine for enhancing performance in short-duration, maximal-intensity resistance exercises.
  • The safety of creatine in children and adolescents has not been adequately studied.

Conclusions:

  • Creatine supplementation demonstrates safety and efficacy in specific contexts, particularly for resistance training.
  • The impact of creatine supplementation on in-game athletic performance remains an open question requiring further investigation.