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C-Peptide Blood Test from Mito Health

Labbrary Test GradeUseful
Your Fit Score
Not calculated

Answer five questions to see how this panel matches your goals, budget, collection preferences, access, and support needs.

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Labbrary's review, Fit Score, and basic comparison are free. The provider's panel, shipping, collection, clinician review, and other services are separate. About 2 minutes. No account required.

Measures C-peptide to assess your own pancreatic insulin production when investigating diabetes type, remaining beta-cell function or unexplained low blood sugar. Order online for a fasting partner-laboratory blood draw and clinician-guided interpretation.

Current price
$18.15 from $27.65 with fees
Sample
Blood
Turnaround
1 days
Access
Lab Visit, Order Online
Evidence & Key Facts
Source collectedLast source check August 30, 2026

Evidence basis. This named result reflects the sources and verification evidence listed on this page as of the date shown.

Best for

Blood Sugar, Insulin Resistance

Standout strength

Online ordering includes the required laboratory order through Mito.

Important watch-out

Labcorp and Quest are offered in 47 states and Washington, DC; BioReference is offered in NJ, NY and RI. Laboratory selection and price depend on your state.

C-Peptide Blood Test from Mito Health
Labbrary Test GradeUseful
Your Fit Score
Not calculated

Answer five questions to see how this panel matches your goals, budget, collection preferences, access, and support needs.

Calculate my fit

Labbrary's review, Fit Score, and basic comparison are free. The provider's panel, shipping, collection, clinician review, and other services are separate. About 2 minutes. No account required.

Measures C-peptide to assess your own pancreatic insulin production when investigating diabetes type, remaining beta-cell function or unexplained low blood sugar. Order online for a fasting partner-laboratory blood draw and clinician-guided interpretation.

Current price
$18.15 from $27.65 with fees
Sample
Blood
Turnaround
1 days
Access
Lab Visit, Order Online
Evidence & Key Facts
Source collectedLast source check August 30, 2026

Evidence basis. This named result reflects the sources and verification evidence listed on this page as of the date shown.

Best for

Blood Sugar, Insulin Resistance

Standout strength

Online ordering includes the required laboratory order through Mito.

Important watch-out

Labcorp and Quest are offered in 47 states and Washington, DC; BioReference is offered in NJ, NY and RI. Laboratory selection and price depend on your state.

Labbrary+

The Test Grade. The Reason Behind It.

Potentially useful for the right buyer, with meaningful evidence, coverage, transparency, access, cost, terms, or privacy tradeoffs to review.

A lower grade does not mean a panel is a bad personal fit. Your Fit Score can be higher when its purpose, price, sample, access, or support matches what you need.

Explore the Full Methodology
Labbrary Test GradeUseful

Next step

Check the panel or research the provider

Prices, availability, and ordering requirements can change. Confirm the current details before purchasing.

Scope, both directions

Inside the Panel. Beyond the Name.

Named measurements

  • C-peptide

Measured categories and focus areas

  • Metabolic Health
  • Blood Sugar
  • Insulin Resistance

Important limits and omissions

  • Exact order or draw fees and order-specific refund terms remain unconfirmed.
  • Exact analytical method, performing laboratory and offer-specific validation remain unconfirmed.
  • Exact specimen retention and sharing terms remain unconfirmed under the provider privacy policy.

No broader panel in the Labbrary catalog lists every biomarker on this one for a lower listed price.

Counted among one-time lab-draw listings with a published price, matched by published biomarker names. That doesn’t mean the tests are equivalent. Updated October 2, 2026.

The full breakdown

Eight Dimensions.
One Named Result.

Open any row for the reasoning and evidence behind the named result.

Measurement quality is partial: exact offer names laboratory system(s) Labcorp; Quest Diagnostics and states collection at a CLIA/CAP-accredited lab. Seller Mito Health, collection route, and ordering clinician are separated above. A laboratory system name does not identify the exact performing facility, the assay method, or offer-specific analytical performance. Limitation: Measurement quality is partial: exact offer names laboratory system(s) Labcorp; Quest Diagnostics and states collection at a CLIA/CAP-accredited lab. Seller Mito Health, collection route, and ordering clinician are separated above. A laboratory system name does not identify the exact performing facility, the assay method, or offer-specific analytical performance. No score or grade assigned.

Classifying diabetes type or judging how much beta-cell function remains Episodes of low blood sugar, shakiness, sweating, or confusion that need a cause Signs of insulin resistance such as weight gain, high triglycerides, or rising fasting glucose Already on insulin and wanting to see how much insulin your own pancreas still produces Tracking metabolic change over time alongside glucose and A1c. Limitation: No additional limitation was recorded in the authority row.

Measures: Mass concentration What you'll learn Insights that connect the dots. Limitation: Complete named list not re-verified against the current page in this pass.

Reviewed by a real clinician. Results arrive in your dashboard. Limitation: No additional limitation was recorded in the authority row.

$12.96 Member price | $18.15 Non-member. Limitation: Draw/order fees and order-specific exceptions may apply; confirm before payment.

Find labs near you; lab-drawn collection. Limitation: Local booking availability requires confirmation.

Cash price $18.15 non-member / $12.96 member. HSA/FSA eligible. Limitation: Exact-offer refund terms not stated on the product page; shared Terms of Service govern refunds and credits.

Mito Health Privacy Policy governs data handling: https://mitohealth.com/privacy. Limitation: Exact-offer data retention and sharing terms not stated on the product page.

What it asks of you

Sample and fulfillment journey

Order

Confirmed

Choose this test, your state and an available laboratory online. Mito provides the laboratory order when required.

Panel-specific source · Source dated September 9, 2026

Collect

Confirmed

Attend the selected partner laboratory for a serum blood draw. Serum or plasma is the analytical specimen category, but the consumer collection route and Labcorp order use serum. This is not a home kit. Overnight fasting is required; water is allowed. Arrange the fasting duration and timing of insulin or other glucose-lowering medication with your clinician. For Labcorp basal testing, the collection requirement is 14-16 hours of fasting. Report high-dose biotin; Labcorp specifies a 72-hour pause before collection, to be coordinated with your clinician. Do not change prescribed treatment on your own.

Panel-specific source · Source dated September 9, 2026

Report

Confirmed

Results appear in the Mito dashboard after laboratory processing. A personalized action plan requires membership; live consultations cost extra.

Panel-specific source · Source dated September 9, 2026

Under the hood

Follow the Evidence.

Every published claim should trace to a dated source. Missing evidence remains visible instead of being filled with assumptions.

Source 1Recorded for this record. Last source check August 30, 2026.View source

True total cost

The Price. Plus the Details.

Pricing for C-Peptide Blood Test
ItemCurrent disclosed priceNote
Panel$18.15Verify the checkout total, shipping, and collection fees before ordering.
Lab draw fee+ $9.50 to $15Per lab visit, added at checkout. One applies, depending on the lab you use: BioReference $9.50, Labcorp $11.50, Quest $15. Checked September 29, 2026. Source
Total at checkoutFrom $27.65Listed price plus the required fees above, before tax and any optional services.
HSA/FSA paymentConditional eligibilityThis test is marked HSA/FSA eligible. Your plan determines individual eligibility and reimbursement.
Optional servicesAt-home phlebotomist, $99Only if you choose it. Not included in the total. Checked September 29, 2026. Source

Price status. This record shows disclosed pricing. Checkout costs can change and should be verified before purchase.

Your data

Your Data. Your Questions.

Privacy details are scored only when source documentation is available. Unconfirmed retention, deletion, research use, or marketing practices remain unconfirmed.

Reading the labels

What Has Been Checked?

Source collected

Evidence labels stay separate from the Test Grade. They show how much source support exists for the evaluation.

The balance

The Strengths. The Tradeoffs.

Strengths

  • Online ordering includes the required laboratory order through Mito.
  • Measures C-peptide, a marker of insulin produced by your own pancreas. This standalone test does not include insulin, glucose, an insulin-resistance score or a stimulation test.
  • Results are delivered to the Mito dashboard after laboratory processing.

Watch-outs

  • Labcorp and Quest are offered in 47 states and Washington, DC; BioReference is offered in NJ, NY and RI. Laboratory selection and price depend on your state.
  • The starting test price of $18.15 is the Quest nonmember option outside NJ, NY and RI, before its separate order fee. Other laboratory options have different prices and fees.
  • Quest Diagnostics test 372, for 47 states and Washington, DC, excluding NJ, NY and RI: $18.15 without membership or $12.96 with optional $9 monthly membership, plus a separate $15.00 order fee.
  • Labcorp test 010108, for 47 states and Washington, DC, excluding NJ, NY and RI: $23.61 without membership or $16.86 with optional $9 monthly membership, plus a separate $11.50 order fee.
  • BioReference test 0578-5, for NJ, NY and RI: $31.48 without membership or $22.48 with optional $9 monthly membership, plus a separate $9.50 order fee.
  • Membership is optional. The final checkout total, cancellation and refund terms remain unverified.
  • Typical results take about 1 day; this is not a guaranteed order-to-result deadline.
  • Interpret C-peptide with glucose, kidney function, fasting status and medication exposure. Kidney impairment can raise C-peptide. A single result does not establish diabetes type, an insulin-secreting tumor or the cause of low blood sugar, and it does not independently determine an insulin dose.
  • Overnight fasting is required; water is allowed. Arrange the fasting duration and timing of insulin or other glucose-lowering medication with your clinician. For Labcorp basal testing, the collection requirement is 14-16 hours of fasting. Report high-dose biotin; Labcorp specifies a 72-hour pause before collection, to be coordinated with your clinician. Do not change prescribed treatment on your own.
  • Results appear in the Mito dashboard after laboratory processing. A personalized action plan requires membership; live consultations cost extra.
  • This test is marked HSA/FSA eligible. Your plan determines individual eligibility and reimbursement.

Take it with you

The Test Truth Card

The key facts from this review in one compact card.

Same biomarkers, other sellers

Other Ways to Buy This Test.

1 other listing in the Labbrary catalog publishes this exact biomarker list, with a lab draw.

C-Peptide, Serum

Marek Health

Useful

Measure C-peptide to assess how much insulin your pancreas produces, including when you use injected insulin.

Price
$26
Turnaround
14 days
Labbrary+

Listed prices from the Labbrary catalog. Some sellers add fees at checkout, so compare the total before you pay. Updated October 2, 2026.

Keep deciding

Fasting Insulin Test

Health Testing Centers

Limited

Uses a blood sample to assess the published metabolic health scope, with exact measurements and ordering details listed separately.

Price
$29
Turnaround
Not confirmed
Labbrary+

Insulin and C-Peptide Panel

Mito Health

Useful

Measures insulin and C-peptide together to show how much insulin your body is producing and how your pancreatic beta cells are working.

Price
$36.57
Turnaround
2 days
Labbrary+

Insulin Resistance & Metabolic Health Test Panel

Quest Health

Useful

Combines cholesterol measures, ApoB, HbA1c, insulin and C-peptide with a calculated insulin-resistance score to help a clinician assess metabolic health.

Price
$169
Turnaround
7 days
Labbrary+
Compare

Verification History

August 30, 2026Recorded source date.Source collected

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