iThriveMD and Marek Diagnostics overlap enough to compare directly, but iThriveMD exposes the broader treatment menu today. This page compares pricing, services, telehealth support, labs, and overall provider fit so it works as a real decision page instead of a thin comparison permutation.
Quick verdict
iThriveMD is the stronger current profile
iThriveMD has the stronger current profile for this comparison. Open it first — then verify pricing, labs, and cancellation terms directly before deciding.
Best for iThriveMD
Users who want a single provider that touches NAD+, IV, and hormone care.
Best for Marek Diagnostics
Users who want a more optimization-oriented lab comparison than general consumer bloodwork platforms.
Biggest difference
iThriveMD and Marek Diagnostics overlap enough to compare directly, but iThriveMD exposes the broader treatment menu today.
Price transparency: 5/5 vs 4/5. Availability: Remote-friendly vs Telehealth-first.
Market median
$153
86 researched providers in this treatment path.
Transparent pricing rate
97%
of researched providers publish a usable price anchor.
Telehealth rate
77%
support remote access in this comparison set.
Last updated
Apr 28, 2026
Providers analyzed
2
Price range
$149-$299 vs $79
Methodology
How we collect data
Disclosure
Affiliate relationships
longevity and hormone clinic combining HRT, NAD+, IV therapy, and weight-health programs
iThriveMD is a longevity and hormone clinic combining HRT, NAD+, IV therapy, and weight-health programs.
Starting price
$149
per month
Service availability
Users who want a single provider that touches NAD+, IV, and hormone care.
Texas-centered shoppers comparing broader longevity clinics against single-service brands.
lab-ordering and diagnostics brand built for detailed biomarker testing and optimization workflows
Marek Diagnostics is a lab-ordering and diagnostics brand built for detailed biomarker testing and optimization workflows.
Starting price
$79
per package
Service availability
Users who want a more optimization-oriented lab comparison than general consumer bloodwork platforms.
Visitors already comparing Marek-linked hormone and diagnostics ecosystems.
| Signal | iThriveMD | Marek Diagnostics |
|---|---|---|
| Starting price | $149 per month | $79 per package |
| Price range | $149-$299 | $79 |
| Services offered | NAD Therapy, IV Therapy, HRT, Wellness Labs | Wellness Labs, CGM Diagnostics |
| Online vs in-person | Remote-friendly | Telehealth-first |
| Best for | Users who want a single provider that touches NAD+, IV, and hormone care. | Users who want a more optimization-oriented lab comparison than general consumer bloodwork platforms. |
| Membership availability | No membership required | No membership required |
| Locations or availability | 5 states + telehealth | 21 states + telehealth |
| Transparency score | 5/5 | 4/5 |
| Limitations | Some final pricing still depends on consult review, location, or service customization. | Some final pricing still depends on consult review, location, or service customization. |
Published starting prices rarely include all costs. These are the most common fee gaps buyers miss when comparing iThriveMD and Marek Diagnostics.
iThriveMD
Medication changes, shipping, or premium tiers may still change the final bill.
Marek Diagnostics
Medication changes, shipping, or premium tiers may still change the final bill.
Lab monitoring (both)
Most telehealth programs do not include lab work in the monthly fee. Expect $75–$150 per panel, required 2–4× per year for any hormone or TRT program.
Initiation and intake fees
Some providers charge a one-time intake fee ($50–$199) on top of the first monthly payment. This is not always visible on the pricing page.
Official site clearly positions iThriveMD around nad therapy, iv therapy and broader longevity support.
Telehealth availability makes it easier to compare remote-care convenience against clinic-led alternatives.
Lab or diagnostics integration makes the total care model easier to compare than a headline price alone.
Some final pricing still depends on consult review, location, or service customization.
Official site clearly positions Marek Diagnostics around wellness labs and broader longevity support.
Telehealth availability makes it easier to compare remote-care convenience against clinic-led alternatives.
Lab or diagnostics integration makes the total care model easier to compare than a headline price alone.
Some final pricing still depends on consult review, location, or service customization.
iThriveMD: Some final pricing still depends on consult review, location, or service customization.
Marek Diagnostics: Some final pricing still depends on consult review, location, or service customization.
iThriveMD has the cleaner current edge if you care most about transparency and a broader decision trail.
Marek Diagnostics may still fit better if its geography, clinic structure, or narrower service mix is closer to what you want.
Both providers share Wellness Labs — compare pricing models for those specific services before deciding.
iThriveMD
Users who want a single provider that touches NAD+, IV, and hormone care.
Marek Diagnostics
Users who want a more optimization-oriented lab comparison than general consumer bloodwork platforms.
Best for price
Marek Diagnostics currently shows the cleaner lower-cost starting point.
Best for convenience
iThriveMD currently looks easier to use for remote or low-friction access.
Best for service variety
iThriveMD offers the broader menu for users who may stack more than one treatment path.
Most cautious beginner
Start with Marek Diagnostics if you want the simpler onboarding path before you compare the more complex alternative.
Best for beginners
Marek Diagnostics looks friendlier for first-time shoppers who want simpler onboarding and less membership friction.
These are specific to Wellness Labs programs — the primary service overlap between iThriveMD and Marek Diagnostics.
iThriveMD currently has the better comparison profile for this page, but that is not the same as a universal winner. Use iThriveMD as the first profile to open if you care most about clearer pricing and broader comparison detail. Use Marek Diagnostics first if its access model or service style is closer to how you actually want to buy care.
iThriveMD: Medication changes, shipping, or premium tiers may still change the final bill.
Marek Diagnostics: Medication changes, shipping, or premium tiers may still change the final bill.
iThriveMD: Official policy pages reference cancellation, refund, or renewal terms, but buyers should still verify the exact current policy before enrolling.
Marek Diagnostics: No clear cancellation or refund language was surfaced on the reviewed official pages.
I want the cheapest option
Marek DiagnosticsMarek Diagnostics currently shows the lower visible price anchor, but verify whether labs, medication, or membership fees sit outside the headline number.
I want fastest access
iThriveMDiThriveMD looks easier to start quickly based on telehealth access, lower friction, or a simpler booking path.
I want stronger medical oversight
Verify both directlyBoth providers need direct verification on clinician review, lab cadence, and how much oversight is actually included.
I want transparent pricing
iThriveMDiThriveMD currently publishes the cleaner pricing trail, but both still deserve a final check on renewals and add-on fees.
I want local or in-person care
Open both provider pagesUse clinic footprint, state coverage, and intake model together here - local care usually changes convenience, follow-up cadence, and total cost.
iThriveMD: Users who want a single provider that touches NAD+, IV, and hormone care.
Marek Diagnostics: Users who want a more optimization-oriented lab comparison than general consumer bloodwork platforms.
iThriveMD: iThriveMD shows a visible starting price of $149 per month, but deeper pricing detail is not fully public on the reviewed pages.
Marek Diagnostics: Marek Diagnostics shows a visible starting price of $79 per package, but deeper pricing detail is not fully public on the reviewed pages.
iThriveMD: No mandatory membership fee was clearly listed on the reviewed homepage.
Marek Diagnostics: No mandatory membership fee was clearly listed on the reviewed homepage.
iThriveMD: The public flow suggests clinician review or consultation before treatment begins.
Marek Diagnostics: A mandatory consult step was not clearly listed on the reviewed homepage.
iThriveMD: Payment, privacy, or billing-policy pages were reviewed, but insurance, HSA, or FSA handling should still be confirmed directly.
Marek Diagnostics: Insurance, HSA, or FSA handling was not fully verified from the reviewed official pages.
iThriveMD: Medication changes, shipping, or premium tiers may still change the final bill.
Marek Diagnostics: Medication changes, shipping, or premium tiers may still change the final bill.
iThriveMD currently scores better in the directory because of its blend of pricing visibility, service breadth, telehealth support, and clinic context. That does not mean it is automatically the best fit for every user.
Marek Diagnostics has the lower visible starting price, but the real comparison still depends on membership requirements, labs, and service model.
Start with pricing model, service overlap, telehealth availability, lab-testing inclusion, and overall clinic structure before you click out to a provider.
iThriveMD currently scores better in the directory based on pricing visibility, telehealth access, and service breadth. Whether it is worth it depends on your specific service need, geography, and how much friction you can tolerate in onboarding. Verify current pricing before deciding.
iThriveMD: Official policy pages reference cancellation, refund, or renewal terms, but buyers should still verify the exact current policy before enrolling. Marek Diagnostics: No clear cancellation or refund language was surfaced on the reviewed official pages.
iThriveMD review
Open the full provider page.
Marek Diagnostics review
Open the full provider page.
All providers
Browse the main directory.
Wellness Labs comparison
Open the service-specific head-to-head view.
Wellness Labs guide
Compare the broader treatment category.
Wellness Labs calculator
Estimate spend before choosing a provider.
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Methodology and disclaimer
Comparison pages are generated from provider data, service overlap, price transparency signals, and editorial decision logic. The goal is to create a useful decision page, not a duplicate or thin SEO route.
Informational only. Longevity Costs publishes provider research, public pricing context, and comparison summaries for informational purposes only. The site is not a medical provider, clinic, pharmacy, or emergency service. Nothing on this page is medical advice, diagnosis, treatment guidance, or a claim that a therapy is proven, guaranteed, or appropriate for you. Consult a licensed medical professional before starting or changing any therapy.
Source
Public provider websites, rate sheets, and documented offers.
Verification
Verify final pricing directly with the provider before booking.
Cadence
Data is reviewed and updated on a rolling basis.
Sources
iThriveMD homepage
Checked 2026-05-06 · Confidence 68%
Official homepage reviewed for care model and visible public positioning.
iThriveMD contact page
Checked 2026-05-06 · Confidence 64%
Contact or support availability reviewed from official pages.
iThriveMD faq page
Checked 2026-05-06 · Confidence 56%
FAQ reviewed for support, cancellation, and policy language.
iThriveMD terms page
Checked 2026-05-06 · Confidence 62%
Terms or billing-policy language reviewed for cancellation clues.
iThriveMD privacy page
Checked 2026-05-06 · Confidence 50%
Privacy or billing-policy page reviewed for support and payment context.
