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Caffeine, exercise physiology, and time-trial performance: no effect of ADORA2A or CYP1A2 genotypes.

Updated Oct 16, 2026

Human researchApplied physiology, nutrition, and metabolism = Physiologie appliquee, nutrition et metabolisme2021Read the source on PubMed

From the authors’ conclusion

“In conclusion, caffeine influences physiological responses to submaximal exercise and improves time-trial performance irrespective of ADORA2A or CYP1A2 genotypes.”

A short excerpt, not the complete finding. Read the linked abstract for the comparison, measurements and context.

Publication details
Record
PubMed 33170731
Publication types
Randomized Controlled Trial
Indexed subjects
Lactates · Caffeine · Cytochrome P-450 CYP1A2 · Receptor, Adenosine A2A · Exercise Test
Source record checked
2026-10-16

Publication type and subject indexing describe the record; they are not a quality grade or proof of a benefit. An abstract does not replace a review of the full methods and results.

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