PSR SUPPLIER REPORT
Sparta Labs
Independent review of supplier documentation, analytical testing evidence, lot traceability, pricing visibility, and company transparency.
REPORT STATUS
Initial Review
LAST REVIEWED
September 2026
SUPPLIER TYPE
Research-use supplier
LOCATION LISTED
Mount Pleasant, South Carolina, USA
AFFILIATE DISCLOSURE
Visit Sparta Labs Website →
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PRELIMINARY PSR ASSESSMENT
93 / 100 · EXCELLENT TRANSPARENCY
WEIGHTED OVERALL PSR TRANSPARENCY SCORE
93 / 100
Preliminary assessment pending continued documentation review. Scores reflect transparency evidence and are not a certification, guarantee, safety determination, or human-use recommendation.
DOCUMENTATION QUALITY · 25%
94 / 100
TESTING EVIDENCE · 25%
90 / 100
LOT TRACEABILITY · 20%
97 / 100
PRICING TRANSPARENCY · 15%
96 / 100
SUPPLIER TRANSPARENCY · 15%
88 / 100
EXECUTIVE SUMMARY
A neutral reading of the public record.
Sparta Labs publishes clear prices, quantities, policies, company contact details, and batch-specific testing claims. The supplier states that every batch receives independent HPLC testing, a batch-matched COA, and supporting identity, sterility, and endotoxin review. PSR directly observed the public Lab Results page and a displayed GLP-3 batch result, but did not find a complete browsable archive of full third-party certificates or consistent laboratory identification for every test. Strong lot matching and pricing visibility support an excellent preliminary transparency score; the main limitation is the gap between the breadth of supplier claims and the full documents publicly exposed.
01 / DOCUMENTATION REVIEW
Documentation Quality
OBSERVED PUBLIC DOCUMENTATION
Lab Results page · Batch-specific COA policy · Product pages with specifications, prices, quantities, and availability · Shipping and refund policies · Research-use disclosures · LLC name, address, phone, email, and support channels
OPEN QUESTIONS
Full public access to every current certificate · Testing-laboratory names and accreditation · Consistent document-level support for HPLC, MS, sterility, and endotoxin claims · Complete current catalog coverage
PSR OBSERVATION
Sparta Labs provides strong public explanations of its testing and traceability standards. PSR observed batch-specific result information and clear policies, while treating unexposed certificate details and catalog-wide coverage as supplier-stated until full reports are available.
02 / TESTING EVIDENCE
PSR reviewed Sparta Labs’ Lab Results page, homepage testing standard, product documentation, and displayed GLP-3 result. Sparta states that every batch is independently tested by HPLC to at least 99% purity, with mass-spectrometry identity confirmation and sterility and endotoxin testing. A displayed result identifies GLP-3 30mg, batch SL-RETA-30, 99.4% HPLC purity, sterility PASS, and endotoxin below 0.5 EU/mg. PSR did not independently validate the laboratory, raw data, or complete catalog-wide coverage.
Public Lab Results Page — Available · Batch-Matched COAs — Supplier-stated · Displayed Sample — GLP-3 30mg, batch SL-RETA-30 · HPLC — 99.4% displayed · Sterility — PASS displayed · Endotoxin — <0.5 EU/mg displayed · Mass Spectrometry — Supplier-stated · Full Laboratory Identification — Not determined
PSR NOTE
Sparta Labs presents unusually clear batch-matching and testing standards, but the public Lab Results page does not currently expose a complete browsable archive of full third-party reports. PSR therefore distinguishes the displayed result from broader supplier claims.
SUPPLIER-STATED
Claims made by Sparta Labs that PSR has not independently substantiated beyond supplier-provided information.
DOCUMENT OBSERVED
Information directly displayed in the reviewed laboratory certificates or public supplier documentation.
PSR CONCLUSION
A preliminary interpretation limited to the available public evidence and subject to continued documentation review.
03 / SAMPLE COA OBSERVATIONS
CERTIFICATE 01 / DOCUMENT OBSERVED
GLP-3 30mg
Batch — SL-RETA-30 · Assay method — HPLC · Reported purity — 99.4% · Sterility — PASS · Endotoxin — <0.5 EU/mg · Testing laboratory — Not clearly identified in the public display
CATALOG COVERAGE / NOT DETERMINED
Full Catalog Coverage
Sparta Labs states that every batch receives independent testing and a batch-matched COA. PSR observed the testing framework and a displayed batch result but did not establish complete current testing coverage across the catalog.
These observations apply only to the specific submitted samples represented by the reviewed certificates and should not be generalized to every supplier product or batch.
04 / LOT TRACEABILITY
Lot Traceability
Sparta Labs states that each vial carries a batch ID that should match its COA, and its public sample identifies batch SL-RETA-30. This supports strong document-level traceability. PSR has not independently observed the full chain of custody from manufacturing through laboratory submission and customer inventory.
05 / PRICING VISIBILITY
Pricing Visibility
Sparta Labs publicly displays product prices, vial sizes, pack options, availability, shipping thresholds, and catalog categories. Public list pricing: Yes. Package / quantity information: Available. Promotional pricing: Displayed when offered. Shipping information: Available. Inventory status: Displayed on reviewed listings.
PSR OBSERVATION — Sparta Labs provides excellent pricing visibility. Temporary promotions and the confirmed PSR reader code should be separated from standard list prices in supplier comparisons.
06 / COMPANY & SUPPLIER TRANSPARENCY
Listed supplier — Sparta Labs, LLC · Address — 1501 Belle Isle Ave Suite 110, Mount Pleasant, SC 29464 · Phone — (747) 477-2782 · Email — support@spartalabs.net · Public contact page — Available · Shipping and refund policies — Available · Research-use disclaimer — Available
PSR OBSERVATION — Sparta Labs publishes its LLC name, South Carolina address, support phone, email, customer policies, and research-use limitations.
ITEMS REQUIRING CONTEXT
The company makes broad claims concerning independent testing, accredited laboratories, and complete batch coverage. PSR did not independently verify every laboratory, accreditation, or certificate. The public Lab Results page should expose full reports more consistently.
07 / EVIDENCE CLASSIFICATION
VERIFIED IN PUBLIC DOCUMENTATION — Information directly observed on Sparta Labs’ public pages, policies, product listings, or displayed result. SUPPLIER-STATED — Claims made by Sparta Labs that PSR has not independently substantiated beyond supplier-provided information. NOT DETERMINED — Information for which PSR does not currently have sufficient evidence. These classifications apply throughout this report.
08 / BALANCED ASSESSMENT
DOCUMENTATION STRENGTHS
Batch-specific result display · Batch ID · HPLC result · Sterility and endotoxin fields · Clear public prices and quantities · Inventory visibility · Shipping and refund policies · Research-use disclaimer · Published LLC address, phone, and email
AREAS FOR FURTHER REVIEW
Full certificate archive · Testing-laboratory identification and accreditation · Raw analytical data · Independent confirmation of catalog-wide testing · Complete chain-of-custody verification · Long-term historical report availability
PSR ASSESSMENT
Preliminary PSR Transparency Score: 93 / 100 — Excellent Transparency
Sparta Labs provides excellent public transparency through clear product pricing, specifications, company information, batch-matching policies, and a displayed batch result. These features support a 93/100 preliminary transparency assessment. PSR does not treat supplier-hosted results or stated testing practices as proof of safety, regulatory compliance, complete chain of custody, or suitability for human use. Full certificates, laboratory identification, accreditation, raw data, and catalog-wide coverage require continued review. This assessment reflects evidence available at the time of review and is not a certification, approval, or recommendation.
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09 / SOURCES REVIEWED
Sparta Labs official website and product catalog · Lab Results page · About page · Ipamorelin product page · Shipping Policy · Refund Policy · Research-use disclosures · Contact and support information
DISCLAIMER
PSR evaluates supplier transparency and publicly available documentation for informational and research purposes. A PSR score is not a certification, laboratory guarantee, medical recommendation, safety determination, regulatory approval, or guarantee of product identity, purity, efficacy, legality, or suitability for human or animal use.
Mount Pleasant, South Carolina, USA
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93 / 100