Insulin-like Growth Factor 1 (IGF-1)
Luteinizing Hormone (LH) & Follicle-Stimulating Hormone (FSH)
Total Testosterone [LC/MS] & Free Testosterone [Equilibrium Dialysis]
Dehydroepiandrosterone Sulfate (DHEA-S)

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We recommend you start with one of our total health panels






![Total Testosterone [LC/MS] & Free Testosterone [Equilibrium Dialysis] from Marek Diagnostics](http://marekdiagnostics.com/cdn/shop/files/Total-Testosterone-_LCMS_-and-Free-Testosterone-_Equilibrium-Dialysis_865ac6b5-51d6-474a-81c8-fff3a1cd6c49.webp?v=1776176281&width=512)













![Total Testosterone [LC/MS] from Marek Diagnostics](http://marekdiagnostics.com/cdn/shop/files/Total-Testosterone-_LCMS_022d19dc-902d-4e2b-8a2d-153c41e5fab7.webp?v=1776176470&width=512)

![Total DHT [LC/MS] & Free DHT [Equilibrium Dialysis] lab test from Marek Diagnostics](http://marekdiagnostics.com/cdn/shop/files/Total-DHT-_LCMS_-and-Free-DHT-_Dialysis_9aee01b7-1401-4e40-8a15-cedbed7041ff.webp?v=1776176346&width=512)

![Reverse T3 [LC/MS] lab test from Marek Diagnostics](http://marekdiagnostics.com/cdn/shop/files/Reverse-T3-_LCMS_125da98c-6590-4521-b694-5b1141082ad0.webp?v=1776176406&width=512)
![Magnesium, RBC [ICP/MS] lab test from Marek Diagnostics](http://marekdiagnostics.com/cdn/shop/files/Magnesium_-RBC-_ICPMS_17082742-a8c7-4074-8839-0941d65e1a31.webp?v=1776176352&width=512)