Personalized programs. Medical oversight. 24/365 Support. No membership fees

Trusted by 20,000+ Patients, Clinics & Wellness Practitioners Across the U.S

Proactive care - Board-certified doctors - Curated by longevity experts - Overnight shipping -
LifespanningRx
Know Your Biology Before You Choose Your Peptides.

Peptide Readiness Blood Test.


A comprehensive biomarker panel designed to help establish your metabolic, hormonal, cardiovascular and recovery baseline before or during peptide therapy.

Laboratory testing performed by Quest Diagnostics.

Get My Blood Test

18+ Key Biomarkers · 2,000+ Quest Locations · Results Integrated Into Your LifespanningRx Profile
A smarter approach to weight loss

Your Peptide Strategy Should Start With Your Biology.

Peptides aren’t one-size-fits-all. Your metabolic health, inflammation, hormones, cardiovascular markers and recovery signals can provide important context before starting—or optimizing—a peptide protocol.

The LifespanningRx Peptide Readiness Blood Test creates a deeper biological baseline, helping you and your healthcare professional make more informed, individualized decisions.

ESTABLISH YOUR BASELINE

Understand where your key biomarkers stand before beginning or modifying a protocol.

IDENTIFY WHAT MATTERS

Look beyond “normal” with markers related to metabolic health, inflammation, cardiovascular health, hormones and recovery.

PERSONALIZED Protocols

Use objective laboratory data to support a more informed discussion around your goals and potential therapy options.

TRACK YOUR PROGRESS

Repeat testing can help you and your healthcare professional see how important biomarkers change over time.

LifespanningRx
Your Results Are Just the Beginning.

Not Just a Blood Test. A Smarter Starting Point.

Bloodwork gives us the data. LifespanningRx turns that data into a more informed peptide conversation.

Your biomarker results can be considered alongside your health history, goals, current therapies and clinical evaluation to help your healthcare professional determine an appropriate path forward.


Your biology changes. Your strategy can evolve with it.

Get My Peptide Readiness Blood test

01. TEST

Complete your Peptide Readiness Blood Test through Quest Diagnostics.

02. UNDERSTAND

See your metabolic, cardiovascular, inflammatory, hormonal, recovery and nutritional biomarkers in one biological picture.

03. PERSONALIZE

Your results, health profile and goals provide additional context for individualized clinical guidance.

04. TRACK & ADAPT

Repeat testing can help track changes over time and inform future conversations about your protocol.

LifespanningRx
Beyond the Basics

This Isn’t Your Standard Blood Panel.

Most routine bloodwork tells you whether your numbers fall within a reference range.

The LifespanningRx Peptide Readiness Blood Test goes deeper; bringing together biomarkers selected to provide a broader picture of the systems relevant to metabolic health, recovery, inflammation, cardiovascular health and hormonal balance.

LifespanningRx Intelligence. Quest Diagnostics Testing.

Your Peptide Readiness Blood Test combines the personalized LifespanningRx experience with laboratory testing performed by Quest Diagnostics.

 Get My Peptide Readiness Test

Frequently Asked Questions

  • It’s a comprehensive blood panel created by LifespanningRx to establish a deeper biological baseline for people considering or already using peptide therapy. It evaluates key markers related to metabolic health, cardiovascular health, inflammation, hormones, recovery and nutritional status

  • Your blood is collected at a participating Quest Diagnostics patient service center. After purchasing the test, you’ll receive instructions for completing your laboratory testing.

  • The test is ordered through the LifespanningRx testing program. Any peptide prescription or treatment decision is separate and requires the appropriate clinical evaluation by a licensed healthcare professional.

  • Because the panel includes fasting insulin, glucose and lipid-related measurements, fasting may be required or recommended. Follow the preparation instructions provided with your laboratory order.

  • The panel includes 18 tests covering metabolic, cardiovascular, inflammatory, hormonal, recovery and nutritional health—including fasting insulin, HbA1c, ApoB, Lipoprotein(a), hs-CRP, homocysteine, IGF-1, DHEA-S, estradiol, cortisol, vitamin D, B12, folate, RBC magnesium, zinc and more.

  • Not by itself. Laboratory results provide objective biological information that can be considered alongside your medical history, goals, medications and clinical evaluation. Treatment recommendations and prescribing decisions are made by qualified healthcare professionals.


Laboratory testing performed by Quest Diagnostics. Clinical services and treatment decisions are provided separately by qualified healthcare professionals.