Disclosure: Purgo Labs is our affiliate partner; we earn nothing from Valor Peptides. Scores come from the public rubric, which has no partnership input.
Research use only. Compound Review scores vendors on documentation — laboratory certificates, lot records, pricing and company identity. Nothing on this page is guidance on human or veterinary use, dosing or health outcomes.
01
Where each vendor is stronger
Computed from the rubric, prices and review record — never curated
Purgo Labs
Certificates verifiable at the lab, not just the vendor — Verify-at-lab links to sterigenixanalytical.com / freedomdiagnosticstesting.com
COAs and pricing viewable without an account — COAs on product pages without login
Independent review base (50+ on an external platform) — 4.7 / 101 on Trustpilot, claimed; three reviews below four stars, all replied to (complaint read 9 Oct 2026; was 4.7 / 99 on 2 Oct)
No contradictions among its own claims — No contradictions found across site claims (checked Aug 2026)
Publishes a legal entity and street address — PurgoLabs LLC (Arizona) · 10105 E Via Linda St Bld 103, Scottsdale, AZ — on-site (6 Sep 2026)
Accumark Labs certificate for BPC-157 10mg, lot ARC-BP10-007, sample code W9PN-28GT (received 25 Aug, published 2 Sep 2026): identity conforms, purity 99.871% by HPLC against a >98% specification, measured quantity 11.192 mg on a 10.0 mg label, endotoxin <5 EU/mL pass, PCR rapid sterility screen pass. One vial measured.
A per-lot certificate page: 457 PDFs organised by product with date, size, lot and a 'Currently Shipping' marker on 135 lots; BPC-157 alone lists eight 10mg lots and six 20mg lots from March to September 2026.
02
The 10 criteria, side by side
10/10 vs 5/10 · one point each, no weighting
Named lab
PurgoSteriGenix and Freedom Diagnostics named per lot
SteriGenix and Freedom Diagnostics named per lot
ValorAccumark Labs on the BPC-157 10mg certificate (lot ARC-BP10-007, sample code W9PN-28GT, published 2 Sep 2026); the lab is a DBA of Valence Analytical LLC, Anaheim, CA — read 9 Oct 2026. The vendor's own pages do not name the lab in text
Accumark Labs on the BPC-157 10mg certificate (lot ARC-BP10-007, sample code W9PN-28GT, published 2 Sep 2026); the lab is a DBA of Valence Analytical LLC, Anaheim, CA — read 9 Oct 2026. The vendor's own pages do not name the lab in text
Lab-hosted COAs
PurgoVerify-at-lab links to sterigenixanalytical.com / freedomdiagnosticstesting.com
Verify-at-lab links to sterigenixanalytical.com / freedomdiagnosticstesting.com
ValorNot awarded
Per-lot COAs
PurgoLot numbers (e.g. PL-BPC-05) with test dates per batch
Lot numbers (e.g. PL-BPC-05) with test dates per batch
ValorCOA page lists 457 lot-coded certificates across the catalog with a 'currently shipping' marker on 135 of them (BPC-157 alone: BP1002 → ARC-BP10-007 and ARC-BP20-001 → -005), read via the site's page API on 9 Oct 2026
COA page lists 457 lot-coded certificates across the catalog with a 'currently shipping' marker on 135 of them (BPC-157 alone: BP1002 → ARC-BP10-007 and ARC-BP20-001 → -005), read via the site's page API on 9 Oct 2026
Net content
PurgoMeasured net peptide published per lot (e.g. BPC-157 lot PL-BPC-05: 11.16mg vs 10mg label)
Measured net peptide published per lot (e.g. BPC-157 lot PL-BPC-05: 11.16mg vs 10mg label)
ValorCertificate reports measured quantity 11.192 mg on a 10.0 mg label (112%), purity 99.871% against a >98% specification, identity conforms, endotoxin and PCR sterility passes — one vial
Certificate reports measured quantity 11.192 mg on a 10.0 mg label (112%), purity 99.871% against a >98% specification, identity conforms, endotoxin and PCR sterility passes — one vial
Ungated
PurgoCOAs on product pages without login
COAs on product pages without login
ValorNot awarded
Review base
Purgo4.7 / 101 on Trustpilot, claimed; three reviews below four stars, all replied to (complaint read 9 Oct 2026; was 4.7 / 99 on 2 Oct)
4.7 / 101 on Trustpilot, claimed; three reviews below four stars, all replied to (complaint read 9 Oct 2026; was 4.7 / 99 on 2 Oct)
ValorNot awarded
Consistent claims
PurgoNo contradictions found across site claims (checked Aug 2026)
No contradictions found across site claims (checked Aug 2026)
ValorNot awarded
Sized pricing
PurgoProduct pages state vial size with price (e.g. BPC-157 10mg at $44.99; 24 dated size+price readings on record)
Product pages state vial size with price (e.g. BPC-157 10mg at $44.99; 24 dated size+price readings on record)
ValorSizes stated with prices in the catalog (BPC-157 10mg $49.99 / 20mg $68.99; TB-500 10mg $49.99; NAD+ 1000mg $104.99; VRC-1S 10mg $49.99), read from the public Store API on 9 Oct 2026 because the storefront is login-walled
Sizes stated with prices in the catalog (BPC-157 10mg $49.99 / 20mg $68.99; TB-500 10mg $49.99; NAD+ 1000mg $104.99; VRC-1S 10mg $49.99), read from the public Store API on 9 Oct 2026 because the storefront is login-walled
Entity + address
PurgoPurgoLabs LLC (Arizona) · 10105 E Via Linda St Bld 103, Scottsdale, AZ — on-site (6 Sep 2026)
PurgoLabs LLC (Arizona) · 10105 E Via Linda St Bld 103, Scottsdale, AZ — on-site (6 Sep 2026)
ValorNot awarded
Clean record
PurgoNo on-site review badge contradicting the independent record; card payment accepted; no regulator action found (checked 6 Sep 2026)
No on-site review badge contradicting the independent record; card payment accepted; no regulator action found (checked 6 Sep 2026)
ValorNo on-site review score or badge; no regulator action found (9 Oct 2026); the terms carry a standard chargeback clause, which implies a card rail — payment rails not examined behind the login
No on-site review score or badge; no regulator action found (9 Oct 2026); the terms carry a standard chargeback clause, which implies a card rail — payment rails not examined behind the login
Only vials both vendors list at the same size, read on each vendor's product page on the date shown. "After code" is list × the code's stated discount — a calculation, labelled as one; stacking with sale pricing is not cart-tested.
04
What we found at Valor Peptides
Read 9 October 2026 on the vendor's own pages
A real per-lot certificate programme with measured net content, behind a login and in front of a lab whose verification portal did not respond. The accreditation claim on the about page is the lab's to make, and the lab says it is pending. No company name, no address, 33 reviews: five of ten.
Checks out
✓Accumark Labs certificate for BPC-157 10mg, lot ARC-BP10-007, sample code W9PN-28GT (received 25 Aug, published 2 Sep 2026): identity conforms, purity 99.871% by HPLC against a >98% specification, measured quantity 11.192 mg on a 10.0 mg label, endotoxin <5 EU/mL pass, PCR rapid sterility screen pass. One vial measured. source
✓A per-lot certificate page: 457 PDFs organised by product with date, size, lot and a 'Currently Shipping' marker on 135 lots; BPC-157 alone lists eight 10mg lots and six 20mg lots from March to September 2026. source
✓The coded GLP-class names are resolved by the vendor's own COA page: 'VRC-1S' lots are ARC-SEMAG, 'VRC-2T' lots are ARC-TIRZ, 'VRC-3R' lots are ARC-RT. source
✓Sized pricing on 47 catalog products, read from the site's public Store API on 9 Oct 2026 (BPC-157 10mg $49.99 / 20mg $68.99; TB-500 10mg $49.99; NAD+ 1000mg $104.99; VRC-1S 10mg $49.99; VRC-2T 30mg $109.99; VRC-3R from $39). source
Could not verify · flags
?The certificate outside the vendor: Accumark Labs advertises a signed per-report verification URL, but its public verify page accepted the code W9PN-28GT and returned nothing — no request left the page — on 9 Oct 2026.
?Anything a logged-out buyer sees: the homepage, shop, COA page, policies and contact all redirect to a login form ('users must log in to access product details and browse our website'). We read the public APIs and PDFs instead; we did not register.
?Payment rails: not examined behind the login. The terms carry a chargeback clause, which implies a card rail.
!The about page says each batch is tested by 'independent third-party laboratories accredited to ISO/IEC 17025 standards' and 'Third Party Tested from ISO/EIC 17025:2017 Accredited Labs'. The laboratory on the certificate, Accumark Labs, states 'ISO 17025 Pending' on its own homepage (9 Oct 2026).
!Login wall on every public page since at least 9 Oct 2026; the site attributes it to 'updated industry regulations'.
!Trustpilot 4.1 across 33, unclaimed; the six one-star reviews include a buyer who says the lab had to be contacted to resolve a certificate-documentation question, and four reviewers reporting no effect from GLP-class vials — recorded as reviewer reports.
!Accumark Labs is a DBA of Valence Analytical LLC (Anaheim, CA) and is not in our lab dataset before this read; its verification portal did not work when we tried it.
No registered name or address on any page we could read (about, terms, refund, shipping, contact, footer — 9 Oct 2026). Site describes itself as veteran-owned and 'prepared / handled in the USA'.
No lab-side lookup for this reportWhere we opened it Transcribed by Compound Review; the laboratory's report is the record.
Read from the vendor's own PDF (site is login-walled; the COA page content and PDF are publicly served). Received 25 Aug, published 2 Sep 2026. Accumark's verify page returned nothing for the code on 9 Oct 2026.
Where Valor Peptides ranks by compound
Valor Peptides appears in 6 of our compound rankings. Each ranking orders every scored vendor that sells the compound by rubric score, then verified price per mg.
2026-10-095/10 — first assessment (rubric v2), read through the public Store/REST APIs behind a login wall: Accumark Labs certificate with 11.192mg on a 10mg label; not awarded: lab-hosted (verify page returned nothing), ungated (login wall), review-base (33 reviews), claims-consistent ('ISO 17025 accredited labs' vs the lab's own 'pending'), identity (no entity or address)
Purgo Labs: the caveat
Smaller independent review base than several competitors (80 reviews). The catalog is peptide-focused, so researchers also working with SARMs or broader research chemicals will need a second supplier.
We earn nothing from Valor Peptides. Purgo Labs holds every rubric point — certificates checkable at the lab, measured net content per lot — and is cheaper after codes on 4 of 4 like-for-like vials.
Purgo Labs, on the evidence: 10/10 rubric points against 5/10. Valor Peptides is stronger on 2 points listed below. Every point is a fact you can check on either vendor's site; both are scored by the same published rubric.
On the 4 compound-and-size rows where we have dated prices from both, Valor Peptides lists lower on 0 and Purgo Labs on 2 (2 equal). Purgo's list prices drop 20% with code HEALTH.
Do you earn money from either vendor?
Purgo Labs is our affiliate partner and we earn a commission on referred orders; we earn nothing from Valor Peptides. Scores come from the rubric, which has no partnership input, and the ordering rule on our scoreboard is disclosed.