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How It Works

1

Receive your test with easy instructions for sample collection

2

Send it back in the provided pre-paid envelope

3

Get clear results, along with a full report you can bring to your doctor

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All Men's Hormones Organ Function Sexual Health Vitamins Women's Hormones
The Lab

We rolled up our sleeves to create quicker, more affordable testing.

True Marker tests are identical to those you'd get at in-person diagnostic labs or doctors' offices. Rather than outsourcing testing, we built our own lab for a better experience, certified with the highest accreditations available.

CLIA-Approved CAP-Accredited

Everything you need to easily take your test:

Everything you need to easily take your test:

A Word from the experts

Science shows proactive testing helps prevent future health issues.

  • Roughly 40% of Americans don't get enough Vitamin D, and 10% are deficient. Detecting early can help prevent irreversible bone loss and osteoporosis, among other conditions."

Roughly 40% of Americans don't get enough Vitamin D, and 10% are deficient. Detecting early can help prevent irreversible bone loss and osteoporosis, among other conditions."

Shop the Vitamin D Test