Horizon Analytical vs Gold Standard Analytics
Horizon Analytical is a US peptide lab marketing 48–72 hour HPLC/MS purity, identity, quantitation and endotoxin to vendor partners, with a client portal and public certificate lookup. Every call to action on its site is a mailto link: you email for a quote, wait for a reply, then arrange shipping. Gold Standard Analytics takes the order online in minutes with a live quote and instant prepaid label, runs USP <71> sterility, and publishes its street address.
Horizon Analytical, United States; city not disclosed. horizonanalytical.com. Facts checked September 9, 2026.
What Horizon does well
- Fast: 3-day standard and 1-day rush on purity, identity, endotoxin and metals.
- A published price sheet, a client portal with order tracking, and public certificate lookup with an embeddable COA component.
- Blend panels priced per component, useful for multi-peptide vendors.
- Named reviewing chemist on certificates and a responsive email desk, per third-party reviews.
Side by side
| Gold Standard Analytics | Horizon Analytical | |
|---|---|---|
| Location | Gold Standard AnalyticsHouston, Texas. 5,000 sq ft laboratory at a published street address; tours by appointment. Prepaid UPS or FedEx label, billed at carrier cost. | Horizon AnalyticalUS-based; no laboratory address or city published on the site. Shipping at your cost. |
| Peptide identity, purity and content | Gold Standard AnalyticsGold Standard charges one flat price for any peptide or blend, GLP-1s included: $129 per sample for HPLC-MS identity and purity, or $199 with net content (mg per vial). | Horizon Analytical$200 per sample for purity, identity and quantity as one test. (checked October 28, 2026) |
| Endotoxin | Gold Standard AnalyticsUSP <85> kinetic chromogenic LAL, $149, method and instrument on the certificate. | Horizon AnalyticalNo standalone price; included in the $850 Full QC Panel. (checked October 28, 2026) |
| Sterility | Gold Standard AnalyticsUSP <71> 14-day membrane-filtration culture, $199. | Horizon AnalyticalNo standalone price; included in the $850 Full QC Panel and performed by SD PharmLabs, per its Compliance Policy. (checked October 28, 2026) |
| Heavy metals | Gold Standard AnalyticsUSP <232>/<233> by ICP-MS, $199. | Horizon Analytical$175 per sample. (checked October 28, 2026) |
| Public results | Gold Standard AnalyticsEvery certificate is published, including failures and retractions, and certificates issued with a verification code can be checked at /verify; a client cannot remove one. | Horizon AnalyticalCertificate lookup and "results published publicly"; failures policy addressed in FAQ. |
| Chain of custody | Gold Standard AnalyticsEvery package opened on camera, container photographed, blind-coded; footage retained three years. Your copy of the unboxing and sample-prep video comes with the video add-on ($49 per sample) or a Gold Standard Membership. | Horizon AnalyticalNot published. |
| Ordering | Gold Standard AnalyticsSelf-service online intake with verified account, live quote, instant prepaid label. API, MCP, Telegram and WhatsApp. | Horizon AnalyticalEvery "Submit a Sample", "Start Testing" and "Get Testing Quote" button opens an email to contact@horizonanalytical.com. No self-service checkout; marketed to "partners". |
| Payment | Gold Standard AnalyticsCard, Apple Pay, Google Pay, Klarna, bank, Mercury invoice with net terms, any cryptocurrency. | Horizon AnalyticalNot published; arranged by email. |
| ISO/IEC 17025 | Gold Standard AnalyticsProcedures modelled on ISO/IEC 17025 with GLP-style data integrity. Not accredited, and we say so. | Horizon AnalyticalNot accredited; no accreditation statement on the site. |
| Refunds | Gold Standard AnalyticsSee the refund policy for the remedies that apply to your order. A confirmed error of ours is corrected publicly, and credited or refunded if it can’t be fixed. | Horizon AnalyticalNone published. |
Sources: peptigrity.com, 2026; horizonanalytical.com, checked Sep 2026; horizonanalytical.com/services, checked Sep 2026; horizonanalytical.com, checked Sep 2026; horizonanalytical.com/verify-coa, checked Sep 2026; peptigrity.com, 2026.
Published prices
| Test | Gold Standard Analytics | Horizon Analytical |
|---|---|---|
| Identity and purity, one peptide | Gold Standard Analytics$129 $199 with net content; same price for GLP-1s and blends | Horizon Analytical$200 purity, identity, quantity |
| Endotoxin | Gold Standard Analytics+$149 USP <85> | Horizon AnalyticalIn $850 panel |
| Sterility | Gold Standard Analytics+$199 USP <71>, 14-day | Horizon AnalyticalIn $850 panel outsourced |
| Heavy metals | Gold Standard Analytics+$199 ICP-MS | Horizon Analytical$175 |
| Certificate check | Gold Standard AnalyticsAccession or QR at /verify | Horizon AnalyticalReport number, public if opted in |
Checked October 28, 2026. Horizon Analytical prices from its own website (horizonanalytical.com/services, horizonanalytical.com/verify-coa, horizonanalytical.com/compliance-policy); Gold Standard Analytics prices from peptide testing cost. Prices are per sample for a standard research peptide and exclude shipping; confirm current prices with each laboratory.
About Horizon Analytical
From Horizon Analytical's own website, checked October 28, 2026.
Where is Horizon Analytical located?
Its Terms and Compliance Policy give 16194 W 45th Dr, Suite 108, Golden, CO 80403 as the company's contact address; the site does not say whether the laboratory is there.
How much does Horizon Analytical charge for peptide testing?
$200 per sample for purity, identity and quantity as one test. Endotoxin: No standalone price; included in the $850 Full QC Panel. Sterility: No standalone price; included in the $850 Full QC Panel and performed by SD PharmLabs, per its Compliance Policy.
How do you verify a Horizon Analytical certificate?
Enter the report number on its Verify COA page; reports are private unless the customer opts in. (horizonanalytical.com/verify-coa) Check a certificate with the laboratory that issued it; Gold Standard Analytics certificates resolve at /verify.
Is Horizon Analytical accredited?
Its site makes no ISO/IEC 17025 claim. Gold Standard Analytics is not ISO/IEC 17025 accredited.
Questions about Horizon Analytical and Gold Standard Analytics
Is Gold Standard a Horizon Analytical alternative?
Yes. Both are US peptide labs with published prices and public certificate lookup. Gold Standard is cheaper on the core panel ($199 for identity, purity and net content of any peptide, against $200 for Horizon’s purity, identity and quantity), orders online without an email exchange, runs compendial sterility, publishes its address and opens every package on camera.
How do you order from Horizon Analytical?
By email. Every ordering button on the site opens a pre-filled message to contact@horizonanalytical.com; a specialist replies with instructions. Gold Standard’s intake is self-service: verified account, live quote, pay, and the prepaid label is emailed immediately.
Where is Horizon Analytical located?
The site says US-based but publishes no laboratory address or city; independent directories advise requesting the shipping address before sending samples. Gold Standard is at 5151 Mitchelldale St A10, Houston, with tours by appointment.
Does Horizon run sterility?
Its services page lists sterility as temporarily outsourced at $175 with a 16-day turnaround; the homepage lists it as coming soon. Gold Standard runs USP <71> in its own sterility suite.
Can I verify a Horizon COA here?
No. Horizon certificates verify at horizonanalytical.com/verify-coa. Gold Standard certificates verify here by accession number.
Other peptide labs compared
Janoshik Analytical · Freedom Diagnostics · Vanguard Laboratory · ILS Laboratories · Kovera Labs · Axiom Analytics · Synthesyx Laboratories · KMD Analytical · Optiq Health Labs · BioRegen · Ethos Analytics · MZ Biolabs · Peptide Test · Chromate · MDx BioAnalytical Laboratory · ACS Peptide Testing Labs · ZyntroTest · SteriGenix Analytical · Prodigy Labs · Krause Analytical · TrustPointe Analytics · BTLabs · Eagle Analytical · Bioviridian
Services: Peptide testing · SARMs testing · Kratom testing · Hemp testing · Supplements testing
Submit a sample
Prepaid domestic label, public certificate, filmed chain of custody.