What is Lactose intolerance genotype?
your genetic lactose tolerance
The gene variant determines whether the body keeps producing lactase into adulthood. The test identifies primary lactose intolerance and is done once in a lifetime.
The result helps explain whether dairy causes problems for genetic reasons or whether another cause is at play.
Test facts
- Sample
- Whole blood
- Fasting
- No fasting needed
- Turnaround
- 10 days
What does low Lactose intolerance genotype mean?
A result showing lactase persistence means the body can break down lactose into adulthood.
What does high Lactose intolerance genotype mean?
A result showing lactase deficiency (non-persistence) indicates inherited lactose intolerance.
More markers in the same area
Launching in Stockholm in 2026.
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This is general information about the marker, not an assessment of your values and not medical advice. Last updated: May 2026.