Trimethylamine Urine

Test Information

Test Name

Trimethylamine Urine

Preferred Specimen

Early morning urine after special evening meal

Testing Location


Turn Around Time

6 weeks

Collection Information


  • Eat an evening meal containing 250g Marine fish e.g. Shark not tuna
  • Fish and chips is good but ensure the fish component is actual fish, not batter
  • Alternatively eat liver or kidney
  • Collect first urine next morning

Processing Information

Registration Code


External Referral Information

Referral Location

Canterbury Health Laboratory (via WHL)

Send Away Volume

min. 0.5mL urine

Send Away Transport


External Lab Website