Biomarkers

Skip to results list
Availability
Price
to
The highest price is $237.50
Clear
92 items

Filter

Availability
Price
to
The highest price is $237.50

  • 25-hydroxyvitamin D [Mass/Vol]

    25-Hydroxyvitamin D is the main circulating form of vitamin D and the best marker of your overall vitamin D status. I...

    Available at
    • Labcorp $8.44
    • Quest $11.25
    • BioReference $37.00

  • T4 [Mass/Vol]

    Total T4 measures the full amount of thyroxine in your blood—both bound and unbound. T4 is the main hormone produced ...

    Available at
    • Labcorp $6.88

  • Sex hormone binding globulin [Moles/Vol]

    SHBG is a transport protein that binds to sex hormones—mainly testosterone and estrogen—and controls how much is free...

    Available at
    • Labcorp $25.00
    • Quest $6.66
    • BioReference $17.50

  • Trimethylamine N-oxide (S) [Molar amount]

    TMAO is a compound produced when your gut bacteria metabolize certain nutrients—mostly choline, carnitine, and lecith...

    Available at
    • Labcorp $26.25

  • Transferrin [Mass/Vol]

    Transferrin is your blood’s main iron transport protein — think of it like the Uber that picks up iron and takes it w...

    Available at
    • BioReference $15.79
    • Labcorp $12.84
    • Quest $8.75

  • Urate [Mass/Vol]

    You ca think of uric acid as a natural waste product that builds up when your body processes certain foods and your o...

    Available at
    • Labcorp $3.31
    • Quest $3.40
    • BioReference $5.65

  • Thyroglobulin Ab Qn

    Thyroglobulin antibodies (TgAb) are part of the body’s immune response against your thyroid. High levels suggest the ...

    Available at
    • Quest $4.05
    • Labcorp $15.69

  • Free T3 [Mass/Vol]

    Free T3 is the active thyroid hormone—the one that actually hits your cells and turns up metabolism, energy, fat-burn...

    Available at
    • BioReference $11.36
    • Quest $8.13
    • Labcorp $25.94

  • Testosterone Free [Mass/Vol]

    Free testosterone is the active, unbound form of testosterone—the portion not tied up by SHBG or albumin. This is wha...

    Available at
    • Labcorp $37.50
    • Quest $17.06

  • Free T4 [Mass/Vol]

    Free T4 measures the amount of unbound thyroxine (T4) circulating in your blood—the form that’s available to convert ...

    Available at
    • Quest $4.55
    • Labcorp $8.75
    • BioReference $11.25

  • T3RU

    T3 Uptake isn’t a direct measure of T3—it reflects how much thyroid-binding protein (mostly TBG) is available in your...

    Available at
    • Labcorp $6.50
    • Quest $4.06
    • BioReference $6.88

  • T3 [Mass/Vol]

    T3 is your active thyroid hormone—it drives metabolism, body temperature, energy, and even mood. It’s more potent tha...

    Available at
    • Quest $6.66
    • BioReference $8.75
    • Labcorp $15.00

  • Protein [Mass/Vol]

    Total Protein measures the combined levels of albumin and globulins in your blood—key players in immune function, nut...

    Available at
    • Labcorp $3.31
    • Quest $2.40

  • T3.reverse [Mass/Vol]

    Reverse T3 is the brake pedal of your thyroid system. Instead of activating your metabolism like Free T3, rT3 blocks ...

    Available at
    • Labcorp $43.75
    • BioReference $26.60
    • Quest $22.50

  • Prolactin [Mass/Vol]

    Prolactin is a sneaky disruptor of performance, sex drive, and cycle health. It is best known for its role in breastf...

    Available at
    • Labcorp $19.00
    • Quest $7.08

  • Rheumatoid factor Qn

    Rheumatoid Factor is an autoantibody — it shows up when your immune system starts attacking healthy tissue, especiall...

    Available at
    • Quest $5.72
    • Labcorp $10.00

  • Pregnenolone [Mass/Vol]

    Pregnenolone is the master hormone precursor—the raw material your body uses to make DHEA, testosterone, progesterone...

    Available at
    • Labcorp $41.25
    • Quest $31.25

  • Magnesium [Mass/Vol]

    Magnesium is involved in 300+ enzymatic reactions — think energy production, muscle recovery, mood regulation, sleep ...

    Available at
    • Labcorp $6.56
    • BioReference $6.35
    • Quest $2.50

  • Iodine [Mass/Vol]

    Iodine is essential for building thyroid hormones — it's literally the “I” in T3 and T4. Low iodine means your thyroi...

    Available at
    • BioReference $43.75
    • Quest $43.75
    • Labcorp $43.75

  • Lactate [Mass/Vol]

    Lactate is a byproduct of your metabolism — it rises when your body shifts into anaerobic mode (think sprinting, inte...

    Available at
    • Labcorp $15.00
    • Quest $11.25

  • Lipase [Catalytic activity/Vol]

    Lipase is an enzyme made mainly by your pancreas. Its job is to help your body break down fats in the food you eat. T...

    Available at
    • Quest $3.70
    • BioReference $7.50
    • Labcorp $7.50

  • Lutropin Qn

    LH is a pituitary hormone that triggers testosterone production in men and ovulation in women. It’s part of the HPG a...

    Available at
    • Quest $3.75
    • Labcorp $14.06
    • BioReference $23.15

  • Leptin [Mass/Vol]

    Leptin is your body’s “fullness signal” — made by fat cells to tell your brain you have enough energy stored. When le...

    Available at
    • BioReference $18.75
    • Labcorp $25.00
    • Quest $18.99

  • Interleukin 6 [Mass/Vol]

    IL-6 is a pro-inflammatory cytokine — a chemical signal your immune system uses during stress, infection, injury, or ...

    Available at
    • BioReference $57.13
    • Quest $99.00
    • Labcorp $125.00