FAQ Category: Lactose intolerance test

Most tests require 8–12 hours of fasting, but not long-term avoidance. Prolonged dairy restriction before the test can reduce bacterial activity, giving a false negative result.

Lactose malabsorption is the physiological process (enzyme deficiency), while lactose intolerance refers to the symptoms that result. You can have malabsorption without noticeable symptoms.

Yes, but only with lab-certified kits that provide medically validated analysis. Avoid instant “color-change” gadgets they’re not reliable substitutes for clinical breath testing.

The hydrogen breath test is about 90–95% accurate when performed correctly. Factors like smoking, recent antibiotics, or high-fiber meals can affect results. Always fast before the test and avoid gum or smoking.