Compounding Rx USA peptides: prices, COAs and vendor facts
Compounding Rx USA is a US research-peptide vendor based in Knoxville, TN that lists 1 injectable peptide. Across 1 product with a market median, its prices sit 32% below the median for the same peptide and vial size; it is the cheapest vendor we track on L-Carnitine. We found no certificates for the in-stock products we track. Based on the certificates our crawler found; vendors may publish more than we index.
We track only 1 listing for Compounding Rx USA so far, so this page is thinner than most. Browse vendors we hold more data on.
Compounding Rx USA at a glance
- Based in
- Knoxville, TN, USsource
- Storefront
- WooCommerce
- First tracked here
- August 2026
Facts extracted from the vendor’s site and not yet reviewed by us.
What the record shows
COA coverage: None found
We found no certificates for the in-stock products we track. Based on the certificates our crawler found; vendors may publish more than we index.
- Current certificates
- 0
- Tested within a year
- 0
- Labs named
- 0
- Freshest test date
- None printed
from 0 indexed documents
current certificates, by the date printed on them
named on 0 certificates
across current certificates
Price position
- L-Carnitine▼ 31%
Price history
$0.05/mg median
Unchanged
Median price per mg across Compounding Rx USA’s 1 priced listing, from Aug 18 ($0.05/mg) to Sep 30 ($0.05/mg) over 44 observed days. The mix of products behind the median changes as listings come and go, so this tracks the catalog as well as the prices.
Price check
Listed prices at Compounding Rx USA against the median price per mg for the same peptide at the same vial size, across every vendor we track. Vendors change prices without notice, so check the current listing before you order.
Below the market median on 1 of 1 comparable listing, above it on 0. Typical listing: 31% below market.
How does Compounding Rx USA compare to other peptide vendors?
Compounding Rx USA
International
32% below
vs market median
1
peptides
None found
in-stock products
Sep 30
Nationwide Peptides
International
3% above
vs market median
52
peptides
Partial
in-stock products
Oct 22
Ion Peptide
US vendor
25% below
vs market median
52
peptides
Partial
in-stock products
Oct 22
Peptides Source
International
3% below
vs market median
46
peptides
None found
in-stock products
Oct 12
Compounding Rx USA sits 32% below market the tracked market median on matched peptide/size rows. The catalog in this index is smaller than Nationwide Peptides's. On COA coverage, Compounding Rx USA rates none found and Nationwide Peptides rates partial. Based on the certificates our crawler found; vendors may publish more than we index.
The honest comparison unit is price per mg on matched peptide/size rows. COA coverage is presence of a current indexed document, not purity-as-quality. See the Evidence Atlas and how to read a COA.
Evidence boundary: Listed prices, stock signals, and indexed COA documents are observations. They do not establish legitimacy, authenticity, safety, sterility, chain of custody, product quality, fulfillment, or suitability. No vendor is endorsed.
Full catalog (1)
Questions about Compounding Rx USA
Is Compounding Rx USA legit?
Pricing data cannot settle that question, and we do not test products or verify fulfillment. Here is the evidence we do hold for Compounding Rx USA. We found no certificates for the in-stock products we track. Based on the certificates our crawler found; vendors may publish more than we index. We have been recording their prices since August 18, 2026. Read each certificate yourself, check that its lot and compound match what you are buying, and treat anything we have not recorded as unknown rather than as an answer.
Does Compounding Rx USA publish COAs?
We found no certificates for the in-stock products we track. Based on the certificates our crawler found; vendors may publish more than we index. We have not recorded a testing or COA page on their site. A certificate on file records what a document says; it cannot prove chain of custody or what is in the vial you receive.
Where does Compounding Rx USA ship from?
Compounding Rx USA states that orders ship from Knoxville, TN, US. This is what the vendor says about itself, not something we have verified.
Does Compounding Rx USA have a coupon or discount code?
We have none on record for Compounding Rx USA. When a code we can verify appears, it shows on this page and the prices here are adjusted for it; until then, every figure on this page is the list price.
How do Compounding Rx USA prices compare to other vendors?
Across 1 graded product, Compounding Rx USA's median price per mg sits 31.5% below the median for the same peptide at the same vial size. We track 1 product from them in total. Price per mg is the comparison unit: a cheaper vial holding less is not a cheaper product.
Product documentation
Compounding Rx USA COA coverage
Across the tracked peptide product we hold for Compounding Rx USA, COA coverage rates none found. The public index contains 0 documents. That rating covers the full tracked catalogue for Compounding Rx USA, including products that are currently out of stock, so it can differ from the in-stock rating above. Based on the certificates our crawler found; vendors may publish more than we index.
- Product coverage
- None found
- Tested in past year
- 0
- Older records
- 0
- Most named lab
- Not reported
across the full tracked catalogue
current certificates, by the printed test date.
Printed date is over 18 months old.
No current record names a lab.
No current certificates are on file for the tracked market listings on this page.
A record appears on file after our pipeline identifies the document as a certificate of analysis and matches its printed compound to a catalog peptide. The record cannot prove authenticity, chain of custody, sterility, product safety, or suitability for use.
These are counts of documents in our index, and a coverage rating of what our crawler found. They do not grade vendor quality, legitimacy, or safety. Printed fields can contain transcription errors. “Older record” means the reported test date is more than 18 months old.
See the testing methodology and dataset, or compare this coverage against another vendor in the vendor comparison tool.
Cite this profile
The Peptide App. Compounding Rx USA peptide prices, COA coverage and vendor facts. Updated September 30, 2026. https://www.thepeptide.app/pricing/vendor/compounding-rx-usa
The Peptide App. (2026). Compounding Rx USA peptide prices, COA coverage and vendor facts. Retrieved from https://www.thepeptide.app/pricing/vendor/compounding-rx-usa
Prices and certificate counts on this page were last refreshed September 30, 2026.