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Caffeine, CYP1A2 genotype, and sports performance: is timing important?

  • Craig Pickering
Letter to the Editor

Notes

Compliance with ethical standards

Conflict of interest

Craig Pickering is an employee of DNAFit Ltd., a genetic testing company. He received no financial incentives for the preparation of this manuscript, and the views contained within are his, and not representative of DNAFit Ltd.

Ethical approval

This article does not contain any studies with human participants or animals performed by any of the authors.

References

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    Guest N, Corey P, Vescovi J, El-Sohemy A (2018) Caffeine, CYP1A2 genotype, and endurance performance in athletes. Med Sci Sports Exerc:1.  https://doi.org/10.1249/MSS.0000000000001596
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    Womack CJ, Saunders MJ, Bechtel MK, Bolton DJ, Martin M, Luden ND, Dunham W, Hancock M (2012) The influence of a CYP1A2 polymorphism on the ergogenic effects of caffeine. J Int Soc Sports Nutr 9(1):7CrossRefPubMedPubMedCentralGoogle Scholar
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    Sachse C, Brockmöller J, Bauer S, Roots I (1999) Functional significance of a C→ a polymorphism in intron 1 of the cytochrome P450 CYP1A2 gene tested with caffeine. Br J Clin Pharmacol 47(4):445–449CrossRefPubMedPubMedCentralGoogle Scholar

Copyright information

© Royal Academy of Medicine in Ireland 2018

Authors and Affiliations

  1. 1.Institute of Coaching and PerformanceUniversity of Central LancashirePrestonUK
  2. 2.Exercise and Nutritional Genomics Research CentreDNAFit LtdLondonUK

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