GLP Watchdog

RxSpan MD vs Wellorithm

Neither RxSpan MD nor Wellorithm has an FDA warning letter on record. On compounded tirzepatide injection, RxSpan MD costs $589 less a year at standing rates: $329 a month against $349 a month (billed every 4 weeks) at Wellorithm. It is one of two products the two sell at comparable terms.

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

The record

RxSpan MD / Wellorithm

RxSpan MD logo

RxSpan MD

7.9/10

Wellorithm logo

Wellorithm

7.4/10

FDA warning letters
None on record
None on record
Pharmacy
None named in our record
Lowest standing price
$249/moCompounded semaglutide injection
$247/moCompounded semaglutide injection, billed every 4 weeks
States
All 50 states
All 50 states and DC
Checked
Prices captured Record checked October 2026
Prices captured Record checked October 2026
Visit RxSpan MDFull review
Visit WellorithmFull review

Both RxSpan MD and Wellorithm are affiliate partners: we are paid if you sign up through our links. Neither is featured. Scores are computed the same way for both (RxSpan MD 7.9, Wellorithm 7.4). How we are paid

What the record shows

  1. 01

    Neither RxSpan MD nor Wellorithm has an FDA warning letter on record.

  2. 02

    RxSpan MD names four pharmacies. Wellorithm names no compounding pharmacy in our record.

  3. 03

    On compounded tirzepatide injection, RxSpan MD costs $589 less a year at standing rates: $329 a month against $349 a month (billed every 4 weeks) at Wellorithm. It is one of two products the two sell at comparable terms.

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.

RxSpan MD

Wellorithm

Compounded semaglutide injection

$249/moLower

$2,988 a year

$247/mo

$3,211 a year, 13 charges

Compounded tirzepatide injection

$329/moLower

$3,948 a year

$349/mo

$4,537 a year, 13 charges

Brand-name semaglutide pen

$1,299/mo

$15,588 a year

$899/mo

3-month prepaid plan; not compared

Brand-name tirzepatide pen

$1,069/mo

$12,828 a year

$1,199/mo

3-month prepaid plan; not compared

Price includes
Medication, clinician visits, shipping, coaching
Medication, clinician visits, shipping
Cancel any time
Yes, stated
Yes, stated
Minimum term
None
None; renews every 28 days until canceled
Refunds
Not stated
Payments non-refundable once processed; 10% weight-loss guarantee can refund up to four months of fees
Early-exit fee
None stated
Not stated

Read off each seller’s own pages. RxSpan MD: October 17, 2026. Wellorithm: October 17, 2026. Every plan and dose we hold is on the full review.

The case for each

The case for RxSpan MD

7.9/10
  • $223 a year less on compounded semaglutide injection
  • $589 a year less on compounded tirzepatide injection
  • Names its compounding pharmacy
Visit RxSpan MD

The case for Wellorithm

7.4/10

The record gives Wellorithm no edge on this pair.

  • Names no compounding pharmacy
Visit Wellorithm

Scores

RxSpan MD 7.9 · Wellorithm 7.4 out of 10. Six weighted parts.

Value25%

3.4A
vs
B
3.4

Effectiveness25%

10.0A
vs
B
10.0

User Experience15%

8.0A
vs
B
8.0

Trust & Safety15%

10.0A
vs
B
7.5

Accessibility10%

10.0A
vs
B
10.0

Support10%

8.5A
vs
B
7.0

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

RxSpan MD vs Wellorithm: questions

Neither RxSpan MD nor Wellorithm has an FDA warning letter on record. Letters are matched to a seller by company, domain and address, never by a similar name.
RxSpan MD names four pharmacies. Wellorithm names no compounding pharmacy in our record. A 503A pharmacy compounds for named patients on a prescription; a 503B outsourcing facility is registered with FDA and inspected under federal manufacturing rules.
RxSpan MD, by $223 a year at standing rates. RxSpan MD: $249 a month, about $2,988 a year. Wellorithm: $247 a month (billed every 4 weeks), about $3,211 a year.
RxSpan MD states you can cancel at any time. Wellorithm states you can cancel at any time; refunds: payments non-refundable once processed; 10% weight-loss guarantee can refund up to four months of fees.
Both RxSpan MD and Wellorithm are affiliate partners: we are paid if you sign up through our links. Neither is featured. Scores are computed the same way for both (RxSpan MD 7.9, Wellorithm 7.4).

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

Brand names on this page are registered marks. Novo Nordisk holds Wegovy®, Ozempic® and Rybelsus®; Eli Lilly holds Zepbound®, Mounjaro® and Foundayo®. Neither company has any tie to GLP Watchdog. Trademarks