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Gene Explorer / ALDH2

ALDH2

TraitMetabolismStrong evidenceBackground

Alcohol flush reaction: you process alcohol less efficiently.

An ALDH2 variant slows the breakdown of alcohol, causing facial flushing, a fast heartbeat and nausea. It also raises the risk of certain cancers with heavy drinking.

Also known as: alcohol flush, asian flush

Associated with

  • alcohol
  • flush
  • drinking
  • metabolism

Educational only. Significant findings should be reviewed with a clinician.

More Metabolism genes

Educational reference only — not a diagnosis. Discuss significant findings with a clinician.