What do your thyroglobulin antibodies levels mean?
The short answer
Nobody we follow has said what your thyroglobulin antibodies should be. It comes up on the shows, but never with a number.
Your lab prints 0–4 IU/mL. That range exists to catch disease, not to describe your best.
What thyroglobulin antibodies measures
Antibodies against a protein your thyroid uses to build its hormones.
They point to an autoimmune process in the thyroid.
Common questions
What is a normal thyroglobulin antibodies level?
Most US labs print 0–4 IU/mL. Your report grades you against that range. It exists to catch disease, not to describe your best.
What does your thyroglobulin antibodies number mean?
Under 0 IU/mL, your report marks it low. Between 0 and 4 it prints as normal. Over 4, your report marks it high. Nobody we follow has drawn a line inside that range.
What does the thyroglobulin antibodies test measure?
Antibodies against a protein your thyroid uses to build its hormones. They point to an autoimmune process in the thyroid.
Why is there no target here?
Because nobody we follow has named a number for thyroglobulin antibodies. If that changes, it will be here.