Homocysteine
Homocysteine is an amino acid involved in methylation. Elevated levels are linked to cardiovascular risk and often reflect B12, B6, or folate deficiency.
Check your result
Normal ranges
Adults: 5–15 µmol/L.
Units: µmol/L
Causes of deviations
Low levels:
Not clinically significant.
High levels:
Vitamin B12/B6/folate deficiency, kidney disease, hypothyroidism, smoking.
When to see a doctor
If elevated — check B12 and folate, assess cardiovascular risk factors.
Related biomarkers
Conditions
Cardiovascular risk
Get your full lab report explained
Upload a PDF or photo from any lab and Healtix will read every marker, show the reference ranges and explain the deviations.
Upload full lab resultsThis information is for educational purposes and does not replace medical advice.
Check in calculator