Peter MD vs VikingMan: Which longevity Clinic Is Better in 2026?
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Short answer
Peter MD wins overall, scoring 6.4/10 vs 4.8/10. Mainly on what they can prescribe 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)
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Has a full NAD+ injections page but publishes no price, dose or plan length, and the page our affiliate link would lead to returns a 404.
Price on consultation
Read ReviewPeter MD vs VikingMan, side by side
| Feature | Peter MD | VikingMan |
|---|---|---|
| Our score | 6.4/10 | 4.8/10 |
| Starting price | $369 for an 8 to 10 week supply (2 vials) | Price on consultation |
| Medication types | nad-injection, nad-capsule, sermorelin-injection, metformin, bloodwork | nad-injection |
| Best for | NAD+ in two forms, plus metformin | — |
| Overall ranking | #23 | #31 |
| Real monthly cost (25%) | 6.5 | 4.0 |
| Prescriber & follow-up (30%) | 6.5 | 6.0 |
| What they can prescribe (20%) | 8.0 | 5.0 |
| What they disclose (25%) | 5.0 | 4.0 |
Sources: Peter MD pricing verified on getpetermd.com, VikingMan pricing verified on vikingman.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)
VikingMan
Pros
Cons
- − Weaker on Real monthly cost (4.0/10)
- − Weaker on What they disclose (4.0/10)
- − Weaker on What they can prescribe (5.0/10)
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 VikingMan (4.8/10). 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 VikingMan if you want this option. Price on consultation.
Read Review →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.