The protein that binds sex hormones in the blood; its level shapes how much testosterone and estrogen are actually free and active.

$6.90
cheapest all-in, at Fitomics · Insider · Quest. Compared across 20 order sites.

Every order site, cheapest first

All-in = the test price plus that site's one-time blood-draw or order fee. 4 of these sites have changed this price since our June baseline. Always confirm on the vendor's own site before ordering.

Order sitePerforming labTestDraw feeAll-inStatus
Fitomics · Insider · Quest ↗ Quest $6.90 - $6.90 verified
Dirt Cheap Labs · Quest ↗ Quest $6.13 $10.00 $16.13 verified
Fitomics · Insider · LabCorp ↗ LabCorp $16.99 - $16.99 verified
GoodLabs ↗ Quest / LabCorp / BioReference $8.00 $12.00 $20.00 verified
DrSays · Subscription · LabCorp ↗ LabCorp $25.99 - $25.99 verified
Fitomics · Outsider · Quest ↗ Quest $7.90 $20.00 $27.90 verified
Fitomics · Insider · BioReference ↗ BioReference $27.90 - $27.90 verified
Dirt Cheap Labs · LabCorp ↗ LabCorp $18.75 $10.00 $28.75 verified
Marek · Quest ↗ Quest $25.00 $10.00 $35.00 verified
DrSays · No Sub · LabCorp ↗ LabCorp $25.99 $9.99 $35.98 verified
JasonHealth · Quest ↗ Quest $25.00 $18.00 $43.00 verified
M&M Labs and Diagnostics · LabCorp ↗ LabCorp $35.00 $8.00 $43.00 verified
OwnYourLabs · LabCorp ↗ LabCorp $41.60 $6.00 $47.60 verified
Fitomics · Outsider · LabCorp ↗ LabCorp $29.90 $20.00 $49.90 verified
Fitomics · Outsider · BioReference ↗ BioReference $29.90 $20.00 $49.90 verified
Ulta Lab Tests · Quest ↗ Quest $40.95 $12.95 $53.90 verified
WalkInLab ↗ LabCorp / Quest $69.00 - $69.00 verified
PrivateMDLabs ↗ LabCorp / Quest $85.00 - $85.00 verified
DiscountedLabs · Quest ↗ Quest $77.00 $8.00 $85.00 verified
Grass Roots Labs · Quest ↗ Quest $91.11 $28.00 $119.11 verified

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Prices are collected periodically and can change or lapse. This is a research and education resource, not medical advice. Pricing framework and source data compiled by PedroDaGr8, reproduced with permission.