Peter MD vs MYRNK: Which longevity Clinic Is Better in 2026?
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Short answer
Peter MD wins overall, scoring 6.4/10 vs 6.2/10. Mainly on prescriber & follow-up and what they can prescribe.
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
MYRNK
Sells NAD+ three ways, and decides in seconds who can have it.
from $129/mo on a 6-month plan ($169 month to month)
Visit →Peter MD vs MYRNK, side by side
| Feature | Peter MD | MYRNK |
|---|---|---|
| Our score | 6.4/10 | 6.2/10 |
| Starting price | $369 for an 8 to 10 week supply (2 vials) | $129/mo on a 6-month plan ($169 month to month) |
| Medication types | nad-injection, nad-capsule, sermorelin-injection, metformin, bloodwork | nad-injection, nad-nasal, nad-liposomal, sermorelin-injection |
| Best for | NAD+ in two forms, plus metformin | — |
| Overall ranking | #23 | #25 |
| Real monthly cost (25%) | 6.5 | 6.5 |
| Prescriber & follow-up (30%) | 6.5 | 5.5 |
| What they can prescribe (20%) | 8.0 | 7.0 |
| What they disclose (25%) | 5.0 | 6.0 |
Sources: Peter MD pricing verified on getpetermd.com, MYRNK pricing verified on myrnk.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)
MYRNK
Pros
- + NAD+ as injection, nasal spray or liposomal liquid, chosen on the page
- + Every tier's monthly rate is shown, not just the cheapest
- + No long-term contracts, cancel anytime
Cons
- − Weaker on Prescriber & follow-up (5.5/10)
- − Weaker on What they disclose (6.0/10)
- − Weaker on Real monthly cost (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), Peter MD (6.4/10) comes out ahead of MYRNK (6.2/10). 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 MYRNK if you want this option. From $129/mo on a 6-month plan ($169 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.