MetabolicMarkers

Educational content only, not medical advice. We are not a medical provider; review your results with a licensed physician. Details

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Fitness Blood Test Panels: Biomarkers for Training & Recovery

Objective blood data to train smarter, recover better, and see what wearables can't.

Affiliate disclosure: we earn a commission when you purchase lab tests through links on this site, at no extra cost to you. Learn more

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Panels from $55.96 to $649.56 with the 20% promotion (regular $69.95–$811.95), promotional pricing at time of writing.

At a glance

Fitness and training blood test panels measure the internal biomarkers, hormones, nutrients, electrolytes, inflammation, and metabolic markers, that show how your body is responding to exercise and nutrition. They are designed for athletes and active adults who want objective lab data to guide training intensity, recovery, and diet. Options range from a simple 4-test baseline to comprehensive panels covering more than 100 biomarkers.

Best suited for

  • Athletes and lifters who want objective lab data to fine-tune training, diet, and recovery
  • Endurance athletes tracking iron status, electrolytes, and markers associated with training stress
  • Anyone using a fitness wearable who wants blood-level data to complement steps, weight, and heart rate
  • People hitting a performance plateau or recovering more slowly despite consistent training
  • Active adults establishing a biomarker baseline before starting a new program

What's included

Athlete Foundation Panel

Athlete Foundation Panel with EBV

Fitness #1 Baseline Blood Test Panel (Female)

Fitness #1 Baseline Blood Test Panel (Men)

Fitness #2 Essential Blood Test Panel

Fitness #3 Extreme Blood Test Panel

Fitness - Basic

Fitness - Basic Plus

Fitness - Advanced

Fitness - Comprehensive

Performance - Basic

Performance - Basic Plus

Performance - Advanced

Performance - Comprehensive

Deep-dive the key markers: Fasting Glucose, LDL-C, HDL-C, Triglycerides, hs-CRP, TSH, Vitamin D, Ferritin, Total Testosterone, eGFR, ALT

Key biomarker ranges

Commonly used adult reference ranges for markers this panel measures, labs vary, so always interpret results against your lab's stated ranges and with your doctor.

Fasting Glucose (mg/dL)

Commonly used reference ranges place fasting glucose at 70–99 mg/dL; results vary with sleep, stress, and recent illness, and labs differ slightly.

Fasting Glucose reference ranges (mg/dL)
ZoneRange
Low5070 mg/dL
Optimal70100 mg/dL
Prediabetic range100126 mg/dL
Diabetic range126160 mg/dL
LDL Cholesterol (mg/dL)

Commonly used reference ranges label LDL-C under 100 mg/dL optimal; ideal targets depend on your overall cardiovascular risk profile.

LDL Cholesterol reference ranges (mg/dL)
ZoneRange
Optimal0100 mg/dL
Near optimal100130 mg/dL
Borderline high130160 mg/dL
High160190 mg/dL
Very high190220 mg/dL
HDL Cholesterol (mg/dL)

Commonly used cutoffs differ by sex: below 40 mg/dL is low for men, below 50 mg/dL for women; 60 mg/dL and above is generally considered protective-range.

HDL Cholesterol reference ranges (mg/dL)
ZoneRange
Low040 mg/dL
Acceptable4060 mg/dL
Optimal60100 mg/dL

The importance of testing

Step counts, heart rate, and calorie apps describe what you do on the outside, but they can't show how your body is responding on the inside. Blood biomarkers fill that gap: they reflect how training load, diet, and recovery habits are affecting energy metabolism, oxygen-carrying capacity, electrolyte balance, hormones, and inflammation.

The panels in this collection scale from a basic baseline up to comprehensive testing across 100+ biomarkers, including athlete-focused options and separate baseline panels for men and women. Retesting over time turns single results into trends, so you can see whether a training block, diet change, or recovery protocol is actually moving your numbers in the right direction.

Biomarker data is also useful when something feels off. Lingering soreness, slower-than-usual recovery, mood swings, frequent illness, muscle cramping, or a sudden performance plateau can accompany shifts in markers associated with training stress, such as cortisol, as well as iron status, electrolytes, and nutrient levels. Testing gives you concrete numbers instead of guesswork.

None of these panels confirms a condition on its own. View results as a map: flag anything out of range, discuss it with your doctor, and use follow-up testing to confirm that adjustments to training, nutrition, or sleep are working.

Promo code

ULTAC5F8

Save 20% with code ULTAC5F8, current promotion; confirm final pricing on the partner page.

Ready to get your numbers? Order online, visit a nearby draw site, and receive private results to review with your doctor.

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Frequently asked questions

What do fitness and training blood test panels measure?

They measure internal biomarkers that reflect how your body is responding to exercise and nutrition, spanning energy metabolism, oxygen-carrying capacity, electrolytes, hormones, nutrients, and inflammation. Panels in this collection range from 4 tests covering 62 biomarkers up to 40 tests covering 141 biomarkers.

Which fitness panel should I choose?

Start with a Basic or Baseline panel if you are new to biomarker testing, and step up to the Advanced or Comprehensive options if you train hard and want deeper coverage. The Athlete Foundation Panel (14 tests, 72 biomarkers) is a popular middle ground, and there are dedicated baseline panels for men and for women.

Can I order these tests without a doctor's visit?

Yes, you can order fitness and performance panels directly online and complete the blood draw at a local lab, with no separate doctor's appointment needed to place the order. Results come back to you, and anything flagged out of range is worth reviewing with your own physician.

How often should I retest my training biomarkers?

A practical approach is to establish a baseline first, then retest after a full training block or a meaningful change to your diet or program so single results become trends. Your doctor can help set a cadence based on your goals and any values that were out of range.

Can these tests tell me if I'm overtraining?

They can't confirm overtraining, but they do measure markers associated with training stress, such as cortisol, along with nutrient and electrolyte levels that often shift when recovery isn't keeping up with workload. Pair the numbers with how you feel, and review anything abnormal with your doctor.

Are these lab tests available in every state?

No, direct-to-consumer lab testing is restricted or prohibited in New York, New Jersey, and Rhode Island, so residents of those states may be blocked at the partner's checkout. In most other US states you can order online and test at a nearby draw location.