Peter MD vs RxSpan MD: Which longevity Clinic Is Better in 2026?
Summarize this page with
Short answer
Peter MD wins overall, scoring 6.4/10 vs 6.1/10. Mainly on prescriber & follow-up and real monthly cost.
NAD+ as injection or capsule, plus sermorelin and metformin, priced by supply rather than by month.
from $369 for an 8 to 10 week supply (2 vials)
Read Review
Eight longevity treatments priced, and not one ongoing price.
from $150/mo on a prepaid 12-month plan ($249 month to month)
Visit →Peter MD vs RxSpan MD, side by side
| Feature | Peter MD | RxSpan MD |
|---|---|---|
| Our score | 6.4/10 | 6.1/10 |
| Starting price | $369 for an 8 to 10 week supply (2 vials) | $150/mo on a prepaid 12-month plan ($249 month to month) |
| Medication types | nad-injection, nad-capsule, sermorelin-injection, metformin, bloodwork | nad-injection, nad-nasal-spray, nad-tablet, sermorelin-odt, glutathione, ghk-cu, mic-b12, methylene-blue |
| Best for | NAD+ in two forms, plus metformin | — |
| Overall ranking | #23 | #26 |
| Real monthly cost (25%) | 6.5 | 6.0 |
| Prescriber & follow-up (30%) | 6.5 | 5.5 |
| What they can prescribe (20%) | 8.0 | 8.5 |
| What they disclose (25%) | 5.0 | 5.0 |
Sources: Peter MD pricing verified on getpetermd.com, RxSpan MD pricing verified on rxspanmd.com
Pros & cons
Peter MD
Pros
- + NAD+ as both injection and capsule, plus sermorelin and metformin
- + Publishes the states it cannot ship to, on the product page itself
- + Comprehensive bloodwork sold openly alongside treatment
Cons
- − Not available in 2 states
- − Weaker on What they disclose (5.0/10)
- − Weaker on Real monthly cost (6.5/10)
RxSpan MD
Pros
- + Eight longevity treatments, each with a figure attached
- + Price is stated to include consult, medication, supplies, shipping and support
- + Says plainly that a prescription is not guaranteed
Cons
- − Weaker on What they disclose (5.0/10)
- − Weaker on Prescriber & follow-up (5.5/10)
- − Weaker on Real monthly cost (6.0/10)
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), Peter MD (6.4/10) comes out ahead of RxSpan MD (6.1/10). But the right choice still depends on what matters most to you.
Choose Peter MD if you want nad+ in two forms, plus metformin. From $369 for an 8 to 10 week supply (2 vials).
Read Review →Choose RxSpan MD if you want this option. From $150/mo on a prepaid 12-month plan ($249 month to month).
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 Peter MD.
Frequently asked questions
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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.