Head-to-head · WeighScore
Oak vs Invigor Medical
The verdict
Invigor Medical takes it — 86.1/100 to 75.9/100.
Invigor Medical grades higher on WeighScore, our editorial score across cost value, dose & formulation, clinical oversight, labs & monitoring, fulfillment and contract terms. An established pharmacy operator with steady mid-market pricing and a broad catalog.
We may earn a commission if you start care through some of these links, at no extra cost to you. Affiliate partners are listed first — a capped 3-point edge in board order only. It never moves the WeighScore, which is the weighted average of the six factors shown for every provider. See our disclosure.
Factor by factor
The same six graded dimensions, side by side. See the methodology.
The numbers
| Metric | Oak | Invigor Medical |
|---|---|---|
| WeighScore | 75.9/100 | 86.1/100 |
| Grade | C | B |
| Scorecard rank | #40 | #9 |
| Semaglutide | From $119/mo | $199/mo |
| Tirzepatide | From $185/mo | $339/mo |
| Coverage | All 50 states | Not disclosed |
| Brand-name access | Compounded only | Compounded only |
| Oral / sublingual | Injection only | Injection only |
Graded #40 · C
Strengths
- Lowest published prices here — semaglutide from $119/mo, tirzepatide from $185/mo
- One price across every dosage, so titrating up costs no more
- No membership or subscription fee, and free shipping
- All 50 states, offered in Spanish as well as English
Where it loses points
- Same-day approval with no video call means very little clinical contact before a prescription
- No published lab or monitoring programme
- Injection only, and no brand-name lane
- Sold as packages, so re-ordering is on you
Graded #9 · B
Strengths
- Mid-market pricing on both molecules
- Long-running operator
Where it loses points
- No explicit states list
- Compounded only
Also worth a look
Neither is our top-graded pick — CoreAge Rx leads the scorecard
Across all 43 providers, CoreAge Rx grades highest at 91.8/100 (A−). Top of the scorecard: flat transparent pricing, both molecules, nationwide — no teaser-rate games.
Pricing/verification reflect each provider's public disclosures at last grading; the WeighScore is our editorial judgment per the methodology. Prices change — confirm on each provider's site. Not medical advice; see our disclosure.