Thyroid Function Estimator

Screen for hypo/hyperthyroid tendency based on symptoms.

✓ Free · Instant Results · No Signup · Private Cycle & Hormones

Hypothyroid Symptoms (fatigue, weight gain, cold intolerance, hair loss, brain fog, constipation, depression)

Hyperthyroid Symptoms (racing heart, weight loss, anxiety, heat intolerance, tremor, insomnia)

Family History of Thyroid Disease?

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About This Calculator

This free thyroid function estimator provides instant, evidence-based results directly in your browser. No data is sent to our servers — all calculations are 100% private. Results are for educational and informational purposes only and are not a substitute for professional medical, financial, or legal advice.

Last updated: April 2026 · Evidence-based methodology · For educational purposes only

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