Description
✨ Overview
The GSL Thyroid Panel Blood Home Test Kit measures key thyroid-related hormones from a small blood sample collected at home. These markers help provide information about how your thyroid system is functioning. Samples are analyzed with LC-MS/MS. This test provides information about thyroid-related biomarkers and is not a diagnosis or a substitute for medical care.
🎯 Who this test is for
- Low energy, feeling cold easily, or changes in hair, skin, or weight
- People whose provider suggested checking thyroid markers
- Those wanting a thyroid check without visiting a lab draw center
- Anyone curious about thyroid-related hormone balance
🧬 Biomarkers measured
This test measures key thyroid-related hormones in blood, such as core thyroid-stimulating and thyroid hormone markers, to provide an overview of thyroid system activity.
📦 What’s included
1 Collection tube
1 Dropper
Sample form
Pre-paid return mailer
Simple step-by-step instructions
Personalized lab report with reference ranges and interpretation notes
⚙️ How it works
- Collect your sample at home using the kit instructions.
- Seal it in the provided tube and mail it back in the prepaid envelope.
- Receive your secure online report by email/PDF with easy-to-read charts and reference ranges.
🏥 Why GSL Lab?
- Dedicated steroidomics and biomarker laboratory – not a generic big-box lab
- Kit assembled in the USA
- Samples analyzed in our California-based LC-MS/MS lab
- UPLC-MS/MS technology for high sensitivity and specificity
- Methods similar to those used in many research and hospital laboratories
- Free shipping both ways and a 60-day satisfaction guarantee
❓ FAQ
How long does it take to get my results?
Once your sample arrives at our lab, results are typically ready within 2–10 business days.
How will I receive my results?
Results are delivered by email/PDF with easy-to-read charts and reference ranges.
Do medications or supplements affect my results?
Some medications and supplements can influence biomarker levels. Do not change or stop any prescription medication without talking to your healthcare provider. If you’re unsure, list your current medications on the form so you and your provider can interpret the results appropriately.
Is this test a substitute for seeing my doctor?
No. These at-home kits are meant to give you information about your biomarker levels that you can discuss with a healthcare professional. They do not diagnose, treat, cure, or prevent any disease.
⚠️ Medical Disclaimer
Important: These at-home tests are intended for informational, educational, and research purposes only. They do not diagnose, treat, cure, or prevent any disease, and they are not a substitute for professional medical advice, diagnosis, or care. Always talk to your healthcare provider about your results and any questions you may have.











Benjamin –
The kit was easy to use and the results came quickly. This test gave me peace of mind about my health. This saved me a lot of time compared to visiting a clinic.
Sarah –
The sample collection process was painless and simple. Shipping was faster than I expected, and results were accurate. The kit was easy to use and the results came quickly.
Emily –
This gave me information that helped me improve my lifestyle. Shipping was faster than I expected, and results were accurate. The collection process was simple and straightforward.
Olivia –
The kit was affordable and reliable at the same time. I appreciated the discreet packaging for privacy. The report was very detailed and included charts.
Sophia –
The kit was affordable and reliable at the same time. This test gave me peace of mind about my health. I will definitely recommend this test to family and friends.
Sarah –
The kit was easy to use and the results came quickly. This gave me information that helped me improve my lifestyle. The results matched what I later confirmed with my doctor.
Sarah –
This saved me a lot of time compared to visiting a clinic. The explanations in the report were clear and easy to understand. This gave me information that helped me improve my lifestyle.
Olivia –
The report was very detailed and included charts. This saved me a lot of time compared to visiting a clinic. This test gave me peace of mind about my health.
James –
The turnaround time was excellent, much faster than a hospital lab. I liked how professional the packaging was. I will definitely recommend this test to family and friends.
Olivia –
The report was very detailed and included charts. This test gave me peace of mind about my health. The turnaround time was excellent, much faster than a hospital lab.
Sarah –
I liked how professional the packaging was. The sample collection process was painless and simple. This gave me information that helped me improve my lifestyle.
James –
I will definitely recommend this test to family and friends. The sample collection process was painless and simple. I appreciated the discreet packaging for privacy.
Sophia –
This gave me information that helped me improve my lifestyle. The online portal made accessing results really convenient. I appreciated the discreet packaging for privacy.
Emily –
The kit was affordable and reliable at the same time. The collection process was simple and straightforward. The sample collection process was painless and simple.
James –
Customer support was very responsive and helpful. The instructions were clear and easy to follow. This gave me information that helped me improve my lifestyle.
Daniel –
It felt like a lab-quality test from the comfort of my home. The collection process was simple and straightforward. This saved me a lot of time compared to visiting a clinic.
Benjamin –
The report was very detailed and included charts. The online portal made accessing results really convenient. This test gave me peace of mind about my health.
Emily –
The explanations in the report were clear and easy to understand. The results matched what I later confirmed with my doctor. The collection process was simple and straightforward.
Sarah –
This test gave me peace of mind about my health. The collection process was simple and straightforward. The report was very detailed and included charts.
Olivia –
The test exceeded my expectations in accuracy and clarity. This gave me information that helped me improve my lifestyle. It felt like a lab-quality test from the comfort of my home.
Sophia –
The results matched what I later confirmed with my doctor. The kit was easy to use and the results came quickly. The collection process was simple and straightforward.
Daniel –
This gave me information that helped me improve my lifestyle. The kit was affordable and reliable at the same time. The test exceeded my expectations in accuracy and clarity.
Emily –
The collection process was simple and straightforward. The explanations in the report were clear and easy to understand. The turnaround time was excellent, much faster than a hospital lab.
Sarah –
This saved me a lot of time compared to visiting a clinic. I will definitely recommend this test to family and friends. The explanations in the report were clear and easy to understand.
Emily –
Customer support was very responsive and helpful. I appreciated the discreet packaging for privacy.