What we test


sIgA is an antibody found in mucous, tears and saliva which is important to your body’s immune defenses.

This blood test measures:

sIgA traps invading bacteria so they pass through the body before causing an infection, and plays an important role in keeping pathogens from attaching to the intestinal lining.

Test instructions

Your test kit and all instructions are posted directly to you, and there is no need to visit a collection centre.

Provide a saliva sample before 10am in the morning.

Mail your sample back to the lab using the prepaid envelope and packaging.

Results for this test available in 10-12 days and will be published in your online dashboard.

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