Advanced lab testing, with clinician insight you can act on.

Designed for people who want answers beyond standard lab results, whether you’re optimizing health or investigating ongoing symptoms. 80+ advanced biomarkers. Clear results. Live clinician review. FSA/HSA eligible.

124
Elevated
>137 mg/dL
In range
117-137 mg/dL
Low
<117mg/dL

More than lab results

Longevity Labs is an annual membership designed for yearly testing to track your health over time. Get advanced biomarker testing plus clinician interpretation to understand what your results mean and what to do next.

80+ advanced biomarkers

Advanced testing across hormones, metabolism, inflammation, and other key systems to give you a comprehensive view of your health.

Physician-reviewed results

Every biomarker includes clear, clinician-reviewed notes so you understand what your results mean in context, not just where they fall on a range.

Optional clinical review visit

Meet 1:1 with a board-certified clinician to review patterns in your results and create a personalized action plan for supplements, lifestyle changes, and next steps in care.

ROUTINE LABS ARE LIMITED

Annual physicals only test ~19 biomarkers. Our labs go deeper.

So early warning signs slip through the cracks.

19
80+

Other lab services give you data. Parsley helps you take action.

Most lab services stop at results. Parsley pairs advanced testing with live clinician interpretation, so you understand patterns, priorities, and what to do next. It's the difference between information and real progress towards better health.

Longevity Labs pricing & what's included

Longevity Labs

$350/year
Self-pay only. FSA/HSA eligible.
  • One test a year with 80+ biomarkers

  • Dashboard with clinical insights

  • At-home lab draw option available for residents outside NY and NJ (additional fee applies)

  • 20% off professional-grade supplements & ~$1,500 in partner benefits

  • Cash-pay only. FSA/HSA eligible.

Add-on Clinical Review Visit

30-minute virtual visit to review your results with a board-certified clinician, identify patterns, and leave with a clear action plan.

$200/visit

when you bundle with labs

NY and NJ residents: Due to state regulations, payment is split into two steps: $75 today and $275 at your lab visit. The total cost remains $350.

For new Parsley members only. If you are a current Parsley member looking to purchase labs, please contact our member experience team via your patient portal.

Already have lab results?

Upload them for expert review with our Bring Your Own Labs Clinical Review Visit.

★★★★★


I was a little skeptical but I finally did it and MY GOD. Just the labs alone were so helpful. Being told over and over that "everything’s normal, it’s just anxiety, take gabapentin etc." is maddening. I now have an actual direction to move forward in. I'm so grateful.

Evan F.

What our Longevity Labs test for and why it matters


Longevity starts with understanding what’s happening beneath the surface. Our Longevity Labs track 80+ biomarkers across every critical body system to uncover root causes and guide smarter, evidence-based care. Every test includes these 13 panels with clinician-reviewed context.

A CBC provides critical insight into how well your blood and immune system are functioning, helping detect issues like anemia, infection, inflammation, and immune dysfunction.

WBC

RBC

Hemoglobin

Hematocrit

MCV

MCH

MCHC

RDW

Platelets

Neutrophils, Lymphs, Monocytes, Eos, Basos

Neutrophils (Abs), Lymphs (Abs), Monocytes (Abs), Eos (Abs), Baso (Abs)

Immature Granulocytes, Immature Grans (Abs), NRBC

It's not "in your head"
It's in your labs.
"If you are looking for a very comprehensive analysis of your health with an individualized health plan, I highly recommend getting functional labs done through Parsley Health."
Maureen V.
Hear more member stories

How Longevity Labs works

Book your labs

Schedule your annual draw at a Quest location. 2,000+ locations nationwide, one appointment, 15–20 minutes. At-home draw option available for residents outside NY and NJ for an additional fee.

Person getting a blood test

Get your results

Access your results in your secure dashboard, with physician-reviewed notes that explain what each biomarker means for your health.

Schedule test illustration

Go deeper with a Clinical Review Visit


Meet 1:1 with a board-certified Parsley clinician to review patterns in your results and create a personalized action plan across supplements, lifestyle, and next steps in care.

Doctor examining a patient

Take action

Start making changes that matter, with clear guidance from your clinician. You can message you care team for follow-up support for 14 days after your Clinical Review Visit.

Woman looking at phone smiling while at the dining table

Track & Retest

Re-test annually to track your progress, measure health improvements, and catch any new issues early. Your clinician can recommend any further testing at your Clinical Review Visit.

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improved or eliminated symptoms in the first year
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improved mental wellbeing
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members served nationwide

member outcomes

Functional healthcare you can trust

How Our Functional Health Labs Compare


Longevity Labs FAQ

Parsley Longevity Labs are an annual panel of 80+ advanced biomarkers designed to assess key systems that influence long-term health, including heart health, hormones, metabolism, and inflammation. Results are clinician-reviewed and presented in a clear digital dashboard, with the option to add a Clinical Review Visit for personalized guidance.


Ready to see what your labs reveal?