Is Chemistry Rx legit?

Chemistry Rx is a 503A compounding pharmacy based in Folcroft, PA. It holds PCAB accreditation, a voluntary third-party quality standard for compounding pharmacies. We are not aware of any recent public FDA enforcement actions against the pharmacy, though compounding pharmacy regulatory history can change. Always verify current status with your state board of pharmacy.

Where is Chemistry Rx located?

Chemistry Rx is headquartered in Folcroft, PA. The pharmacy is licensed to ship to 0 US states.

What does Chemistry Rx produce?

Chemistry Rx produces compounded semaglutide and compounded tirzepatide in addition to other compounded preparations. As a 503A pharmacy, it dispenses compounded medications in response to individual patient prescriptions under state board of pharmacy oversight.

What is the difference between 503A and 503B?

503A pharmacies prepare compounded medications for individual patients in response to specific prescriptions and are regulated primarily by state boards of pharmacy under USP sterile compounding standards. 503B outsourcing facilities register directly with the FDA, follow current Good Manufacturing Practices (cGMP), and can produce compounded medications in larger batches without patient-specific prescriptions. 503B facilities are subject to FDA inspection.

Compounding Pharmacy · Folcroft, PA · 503A

Chemistry Rx Review

Chemistry Rx is a PCAB/ACHC/URAC-accredited 503A compounding and specialty pharmacy near Philadelphia (Folcroft, PA), licensed in all 50 states, that compounds GLP-1 medications for telehealth partners. It markets 503B-scale capabilities but is operated as a 503A compounder.

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503APCABACHCURAC

Location: Folcroft, PA

Website: chemistryrx.com

States licensed: 0

7.0

★★★★☆3.5/5

Editorial score · methodology

Telehealth Providers Sourcing From This Pharmacy

These telehealth brands are reported to fulfill some or all compounded GLP-1 prescriptions through Chemistry Rx. Sourcing arrangements can change over time.

6.6/ 10

Verified partner

BraveRx

Best for: compounded multi-ingredient ED with named pharmacy and clinical network

★★★☆☆3.3/5

Editorial score · methodology

$99/mo

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Certifications & Compliance

All sterile compounding pharmacies in the United States are required to follow United States Pharmacopeia General Chapter <797> sterile compounding standards^[4], with finished preparations evaluated against USP <71> sterility testing^[5] and USP <85> bacterial endotoxin testing^[6] as appropriate for the product type.

PCAB

Pharmacy Compounding Accreditation Board — voluntary third-party accreditation (operated by ACHC) auditing the pharmacy against nationally recognized quality and safety standards for sterile and non-sterile compounding.

ACHC

Additional certification disclosed by the pharmacy.

URAC

Additional certification disclosed by the pharmacy.

Drugs Produced

Compounding pharmacies' ability to produce semaglutide or tirzepatide depends on the FDA Drug Shortage List status for each reference product; compounding eligibility can change when a drug moves on or off the shortage list^[7].

Semaglutide

Compounded semaglutide produced

Tirzepatide

Compounded tirzepatide produced

States Licensed

Chemistry Rx has not published a state-by-state licensure list. Verify licensure for your state directly with your state board of pharmacy before filling a prescription here.

Regulatory Actions

No public FDA enforcement actions or recalls are on file in our records for Chemistry Rx. Regulatory status can change — verify with the FDA and your state board of pharmacy before relying on this information.

Weight Loss Rankings Score Breakdown

Accreditation & Compliance9/10

Regulatory Standing9/10

State Coverage0/10

GLP-1 Production10/10

Track Record5/10

Scores are independently researched. See our methodology for details.

High confidence · Last verified 2026-07-16 via research · How we verify provider data

Frequently Asked Questions

Key terms, explained

New to GLP-1s? Tap any term for a quick, plain-English definition.

Semaglutide · Drugs and brands
Tirzepatide · Drugs and brands
Compounded GLP-1 · Pharmacy and drug forms
503A pharmacy · Pharmacy and drug forms
503B outsourcing facility · Pharmacy and drug forms
PCAB accreditation · Pharmacy and drug forms
Off-label use · Insurance and regulatory
FDA Drug Shortage List · Insurance and regulatory

See Top Semaglutide Providers All Pharmacies

Sources & methodology — as of July 2026

1.FDA — Compounding and the 503A Pharmacy Framework— U.S. Food & Drug Administration.
2.FDA — 503B Outsourcing Facility Registration and Requirements— U.S. Food & Drug Administration.
3.PCAB — Pharmacy Compounding Accreditation Board Standards— Accreditation Commission for Health Care (ACHC) / PCAB.
4.USP General Chapter <797> — Pharmaceutical Compounding: Sterile Preparations— United States Pharmacopeia.
5.USP General Chapter <71> — Sterility Tests— United States Pharmacopeia.
6.USP General Chapter <85> — Bacterial Endotoxins Test— United States Pharmacopeia.
7.FDA — Drug Shortages Database (current shortage listings)— U.S. Food & Drug Administration.