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ALDH2
Aldehyde Dehydrogenase 2
Caffeine Metabolism Chr. 12 1 SNP analyzed

About this gene

Enzyme that metabolizes acetaldehyde from alcohol

Gene function

Breaks down toxic acetaldehyde produced during alcohol metabolism

Analyzed variants (SNPs)

rs671 ALDH2-2 Glu504Lys Population frequency: 18.0% Chr. 12 : 112,241,766
Genotype Impact What it means
GG (Normal) Normal Normal alcohol metabolism.
GA (Carrier) High impact Reduced alcohol metabolism. May experience flushing with alcohol.
AA (Variant) Very high Very poor alcohol metabolism. Strong flushing reaction. Avoid or strictly limit alcohol.

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