GLP Watchdog

Trinity Meds vs Willow

Neither Trinity Meds nor Willow has an FDA warning letter on record. On compounded tirzepatide injection, Trinity Meds costs $3,000 less a year at standing rates: $149 a month against $399 a month at Willow. It is one of two products the two sell at comparable terms.

To see where both sit among the other sellers, read our best weight-loss injection providers board.

By Ruth Calder · Enforcement Editor
Editorially reviewed. Not medical advice · How we verify contentLast reviewed

The record

Trinity Meds / Willow

Trinity Meds logo

Trinity Meds

9.3/10

Willow logo

Willow

7.3/10

FDA warning letters
None on record
None on record
Pharmacy
  • RedRock Pharmacy503A
  • Health Warehousetype not stated
  • Precision Medicinetype not stated
  • and 1 more
Lowest standing price
$99/moCompounded semaglutide injection
$299/moCompounded semaglutide injection
States
All 50 states
35 states
Checked
Prices captured Record checked October 2026
Prices captured Record checked September 2026
Visit Trinity Meds
Visit Willow

Neither Trinity Meds nor Willow pays us. Links to them earn nothing. Scores: Trinity Meds 9.3, Willow 7.3. How we are paid

What the record shows

  1. 01

    Neither Trinity Meds nor Willow has an FDA warning letter on record.

  2. 02

    Trinity Meds names four pharmacies. Willow names five pharmacies.

  3. 03

    On compounded tirzepatide injection, Trinity Meds costs $3,000 less a year at standing rates: $149 a month against $399 a month at Willow. It is one of two products the two sell at comparable terms.

  4. 04

    Trinity Meds covers 15 states Willow does not.

Prices and terms, product by product

A price is set against the other side only for the same product, and only when both are standing monthly or 4-week rates. Those pairs are compared by yearly cost.

Trinity Meds

Willow

Compounded semaglutide injection

$99/moLower

$1,188 a year

$299/mo

$3,588 a year

Compounded tirzepatide injection

$149/moLower

$1,788 a year

$399/mo

$4,788 a year

Price includes
Medication, clinician visits, shipping
Medication, clinician visits, shipping
Cancel any time
Yes, stated
Yes, stated
Minimum term
None on the monthly plan; multi-month plans are prepaid and non-refundable
None
Refunds
All payments are final and non-refundable, except a partial refund if you are medically disqualified
Full refund if you cancel before the prescription is sent to the pharmacy; none once the medication is compounded

Read off each seller’s own pages. Trinity Meds: October 25, 2026. Willow: July 10, 2026. Every plan and dose we hold is on the full review.

The case for each

The case for Trinity Meds

9.3/10
  • $2,400 a year less on compounded semaglutide injection
  • $3,000 a year less on compounded tirzepatide injection
  • Lists 50 states against 35
Visit Trinity Meds

The case for Willow

7.3/10

The record gives Willow no edge on this pair.

Visit Willow

Scores

Trinity Meds 9.3 · Willow 7.3 out of 10. Six weighted parts.

Value25%

10.0A
vs
B
3.0

Effectiveness25%

10.0A
vs
B
10.0

User Experience15%

8.0A
vs
B
8.0

Trust & Safety15%

9.0A
vs
B
9.0

Accessibility10%

10.0A
vs
B
7.6

Support10%

7.0A
vs
B
7.0

The score is the same formula for every seller. Payment does not enter it. Method

Trinity Meds vs Willow: questions

Neither Trinity Meds nor Willow has an FDA warning letter on record. Letters are matched to a seller by company, domain and address, never by a similar name.
Trinity Meds names four pharmacies. Willow names five pharmacies. A 503A pharmacy compounds for named patients on a prescription; a 503B outsourcing facility is registered with FDA and inspected under federal manufacturing rules.
Trinity Meds, by $2,400 a year at standing rates. Trinity Meds: $99 a month, about $1,188 a year. Willow: $299 a month, about $3,588 a year.
Trinity Meds states you can cancel at any time; refunds: all payments are final and non-refundable, except a partial refund if you are medically disqualified. Willow states you can cancel at any time; refunds: full refund if you cancel before the prescription is sent to the pharmacy; none once the medication is compounded.
Neither Trinity Meds nor Willow pays us. Links to them earn nothing. Scores: Trinity Meds 9.3, Willow 7.3.

Other sellers we are paid by

Affiliate partners outside this pair. Each has its own record and review, scored the same way.

Sellers closest to these two

Matched on molecule, form and price. Every pair we list · The register