Willow vs Calibrate: Which GLP-1 Clinic Is Better in 2026?
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Short answer
Willow and Calibrate tie at 7.0/10, so it comes down to price and clinical oversight and medication options. Calibrate is cheaper at $199/mo membership, 3-month minimum ($597), medication and labs billed through your insurance.
Willow and Calibrate are tied at 7.0/10. If price is your priority, Calibrate is cheaper at $199/mo membership, 3-month minimum ($597), medication and labs billed through your insurance.
Willow · from $299/mo, monthly subscription, cancel anytime
Willow
Names 36 individual physicians and all five of its partner pharmacies, but it starts at $299/mo, its advertised rate climbs to $549 as your dose goes up without saying so on the page, and it displays a 4.9 rating its own Trustpilot profile puts at 3.9.
from $299/mo, monthly subscription, cancel anytime
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Calibrate
A coaching-first GLP-1 program that prescribes only brand-name medication through your commercial insurance. The $199/mo is a membership on a locked 3-month minimum, with medication and labs billed separately, and it does not accept uninsured patients or Medicare, Medicaid, Tricare or Kaiser members.
from $199/mo membership, 3-month minimum ($597), medication and labs billed through your insurance
Visit CalibrateWillow vs Calibrate, side by side
| Feature | Willow | Calibrate |
|---|---|---|
| Our score | 7.0/10 | 7.0/10 |
| Starting price | $299/mo, monthly subscription, cancel anytime | $199/mo membership, 3-month minimum ($597), medication and labs billed through your insurance |
| Medication types | compounded semaglutide, compounded tirzepatide, oral semaglutide tablets, oral tirzepatide tablets, compounded semaglutide + tirzepatide tablet | brand-name Zepbound, brand-name Wegovy (injection or pill), brand-name Foundayo (oral orforglipron), brand-name Mounjaro, brand-name Ozempic, brand-name Saxenda, brand-name Trulicity, brand-name Rybelsus |
| Best for | — | — |
| Overall ranking | #31 | #32 |
| Price & Value (25%) | 5.5 | not scored (counted at 6.0) |
| Clinical Oversight (30%) | 8.5 | 8.0 |
| Medication Options (20%) | 8.5 | 8.0 |
| Transparency (25%) | 5.5 | 6.0 |
Sources: Willow pricing verified on startwillow.com, Calibrate pricing verified on joincalibrate.com
Pros & cons
Willow
Pros
- + Names 36 US-licensed physicians with individual credentialed bio pages, and names all five partner pharmacies with full street addresses
- + Month-to-month with no prepaid term: cancel by messaging support at least two calendar days before your refill processes, full refund before the prescription reaches the pharmacy
- + Two molecules in both routes (semaglutide and tirzepatide, weekly injection or daily oral dissolving tablet) plus a semaglutide/tirzepatide combination tablet nobody else here offers
Cons
- − Not available in 14 states
- − Weaker on Price & Value (5.5/10)
- − Weaker on Transparency (5.5/10)
Calibrate
Pros
- + Brand-name only, and says so plainly: its own FAQ states it does not prescribe compounded GLP-1s because they are not FDA-approved
- + Live 1:1 video visit with a clinician who reviews six named lab tests before prescribing, plus coaching every two weeks and medical check-ins through the app
- + Publishes its full membership terms, cancellation policy and money-back terms (50% back if you lose under 10% after 12 consecutive months, with conditions)
Cons
- − Weaker on Transparency (6.0/10)
- − Weaker on Clinical Oversight (8.0/10)
- − Weaker on Medication Options (8.0/10)
The bottom line
After scoring all 53 clinics on our 4-criterion rubric (price & value, clinical oversight, medication options and transparency), Willow and Calibrate are tied at 7.0/10. There is no clear overall winner here, so the right choice comes down to what matters most to you.
Choose Willow if you want this option. From $299/mo, monthly subscription, cancel anytime.
Pick the program →Choose Calibrate if you want this option. From $199/mo membership, 3-month minimum ($597), medication and labs billed through your insurance.
Visit Calibrate →Editor's overall pick
Not sold on either? Our highest-rated clinic overall is Wellorithm (7.9/10) from $247/mo after month 1. Read the review →
Ready to start GLP-1 weight loss?
Willow and Calibrate are tied on score. Either is a solid choice.
Frequently asked questions
Which is better, Willow or Calibrate?
Willow and Calibrate are tied at 7.0/10. There's no clear overall winner. If price is the deciding factor, Calibrate starts at $199/mo membership, 3-month minimum ($597), medication and labs billed through your insurance.
How much does Willow cost vs Calibrate?
Willow is from $299/mo, monthly subscription, cancel anytime and Calibrate is from $199/mo membership, 3-month minimum ($597), medication and labs billed through your insurance. Both are typically cash-pay; HSA/FSA funds are often eligible. We run an automated check against each clinic's own live pricing page every week; a price left unconfirmed for 45 days shows as unverified rather than staying marked as current.
What is the difference between Willow and Calibrate?
Willow (7.0/10, #31 of 53) and Calibrate (7.0/10, #32 of 53) are scored independently across our 4 criteria: price & value, clinical oversight, medication options and transparency. See the detailed score breakdown above for the criterion-by-criterion comparison.
Does Willow or Calibrate take insurance?
Neither Willow nor Calibrate typically accepts insurance for GLP-1 weight-loss treatment. Both operate on a cash-pay model, though HSA and FSA funds are often eligible. Confirm at checkout.
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How we score: every clinic is rated on 4 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. “Pick the program” links may be affiliate links that support our work. Educational information only. Not medical advice.