Standard
Caffeine metabolism
CYP1A2 · rs762551
What each result means
A/A
Published research associates this genotype with faster caffeine metabolism ("fast metabolizer").
A/C
Published research associates this genotype with intermediate caffeine metabolism.
C/C
Published research associates this genotype with slower caffeine metabolism ("slow metabolizer") — caffeine may stay in your system longer.
Talk to a doctor about caffeine intake if you have a heart condition or high blood pressure.
Source: Cornelis et al. 2006, JAMA — coffee, CYP1A2 genotype, and risk of myocardial infarction.
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