Thyroid Stimulating Immunoglobulin
Thyroid Stimulating Immunoglobulin is a clinical biomarker on the Thyroid panel, reported in IU/mL. Standard reference range: 0–139 IU/mL. Functional (optimal) range used by integrative practitioners: 0–130 IU/mL.
What is Thyroid Stimulating Immunoglobulin?
Thyroid stimulating immunoglobulin (TSI) is an autoantibody that mimics TSH by binding and activating the TSH receptor, causing the hyperthyroidism of Graves disease.
Reference ranges
| Range type | Value (IU/mL) | Source |
|---|---|---|
| Standard (lab) | 0–139 | Typical Quest / LabCorp adult reference |
| Functional (optimal) | 0–130 | Integrative / functional medicine consensus |
How SomaVue interprets Thyroid Stimulating Immunoglobulin
SomaVue maps every result for Thyroid Stimulating Immunoglobulin against four clinical lenses — nutrient cofactors, toxin exposure, infection drivers, and circadian/hormonal context — and connects each interpretation to specific peer-reviewed citations. Pre-mapped clinical reasoning and cross-marker pattern detection are available inside the practitioner workspace.
See the full interpretation
Upload a patient PDF or enter values manually to see the four-lens analysis, cross-marker patterns, and cited evidence for Thyroid Stimulating Immunoglobulin and 205 other markers.
Try it freeEducational reference only. Reference ranges vary by laboratory, assay method, age, sex, and clinical context. Functional ranges represent integrative-medicine consensus and are not regulatory thresholds. SomaVue does not diagnose, treat, mitigate, or prevent disease. Always consult a licensed healthcare provider.