Fidelity Medical Clinic vs Willow: Which longevity Clinic Is Better in 2026?
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Short answer
Fidelity Medical Clinic wins overall, scoring 6.8/10 vs 6.5/10. Mainly on real monthly cost and prescriber & follow-up.
Fidelity Medical Clinic wins overall, scoring 6.8/10 vs 6.5/10.
A two-practitioner clinic with a real street address, at about $66 a month, the lowest monthly cost in this ranking.
from $66/mo on a 3-month supply pack ($198)
Read Review
Willow
Names its company, 36 physicians and five pharmacies, but not the dose its $199 NAD+ vial contains or which pharmacy makes it.
from $199/mo billed monthly until cancelled
Visit →Fidelity Medical Clinic vs Willow, side by side
| Feature | Fidelity Medical Clinic | Willow |
|---|---|---|
| Our score | 6.8/10 | 6.5/10 |
| Starting price | $66/mo on a 3-month supply pack ($198) | $199/mo billed monthly until cancelled |
| Medication types | nad-injection, sermorelin-injection | nad-injection |
| Best for | Cheapest per month | — |
| Overall ranking | #18 | #21 |
| Real monthly cost (25%) | 8.5 | 6.0 |
| Prescriber & follow-up (30%) | 6.0 | 7.5 |
| What they can prescribe (20%) | 5.5 | 5.5 |
| What they disclose (25%) | 7.0 | 6.5 |
Sources: Fidelity Medical Clinic pricing verified on fidelitymedicalclinic.com, Willow pricing verified on startwillow.com
Pros & cons
Fidelity Medical Clinic
Pros
- + Cheapest longevity protocol in the table: $198 for a three-month NAD+ supply, everything included
- + Real physical address and phone on every page (400 N Ashley Dr Ste 1900, Tampa FL) and named practitioners with credentials
- + Free consultation and no insurance needed; LegitScript listing linked from the footer
Cons
- − Weaker on What they can prescribe (5.5/10)
- − Weaker on Prescriber & follow-up (6.0/10)
- − Weaker on What they disclose (7.0/10)
Willow
Pros
- + Names its legal entity with a street address, 36 US-licensed physicians with individual bio pages, and all five partner pharmacies with full addresses
- + One published monthly price that states what it includes: the vial, syringes, needles, doctor access and free shipping
- + States plainly that compounded NAD+ is not FDA-approved, on the product page and its safety page
Cons
- − Weaker on What they can prescribe (5.5/10)
- − Weaker on Real monthly cost (6.0/10)
- − Weaker on What they disclose (6.5/10)
The bottom line
After scoring all 31 clinics on our 4-criterion rubric (real monthly cost, prescriber & follow-up, what they can prescribe and what they disclose), Fidelity Medical Clinic (6.8/10) comes out ahead of Willow (6.5/10). But the right choice still depends on what matters most to you.
Choose Fidelity Medical Clinic if you want cheapest per month. From $66/mo on a 3-month supply pack ($198).
Read Review →Choose Willow if you want this option. From $199/mo billed monthly until cancelled.
Visit →Editor's overall pick
Not sold on either? Our highest-rated clinic overall is HealthRX (8.5/10) from $161/mo on a 1-month plan, renewing monthly. Read the review →
Ready to start longevity care?
Our verdict for this matchup is Fidelity Medical Clinic.
Frequently asked questions
Which is better, Fidelity Medical Clinic or Willow?
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How we score: every clinic is rated on five weighted criteria from documented evidence. Prices checked weekly. See each review for that clinic's own verification status. Scores are never influenced by affiliate commissions. “Visit” links may be affiliate links that support our work. Educational information only. Not medical advice.