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Gene Explorer / MC1R

MC1R

TraitFunStrong evidenceBackground

Red hair, fair skin and a tendency to freckle.

MC1R variants reduce eumelanin and boost pheomelanin - the classic redhead pattern. Carriers often sunburn faster, which makes sun protection worth knowing about even when the trait itself is cosmetic.

Also known as: red hair, ginger

Associated with

  • red hair
  • freckles
  • fair skin
  • sunburn
  • appearance

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

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