Our Most Rigorously Tested Research Peptides.
Janoshik-tested batches — current verification status tracked per product at Lab Results. Match the number on your vial label before you reconstitute. Strictly research use only — never marketed for human consumption.
Featured Products
- Longevity
Epithalon 10mg
Price range: $45.00 through $360.00This product has multiple variants. The options may be chosen on the product page - Metabolic
Retatrutide 10mg
Price range: $99.00 through $792.00This product has multiple variants. The options may be chosen on the product page - Metabolic
Tirzepatide 5mg
Price range: $75.00 through $600.00This product has multiple variants. The options may be chosen on the product page
Our standard
Discover more about us
At Bastion Peptides, we partner with established CDMOs and validated synthesis labs to bring the highest standards of quality, safety, and value in the development and manufacture of pharmaceutical-grade growth hormone and peptide products.
Verified batches are independently lab-tested by accredited third-party analytical labs — current verification status for every product is tracked on our Lab Results page.
What our researchers are saying
“Been using Bastion for about a year now. Quality has been excellent and consistent across every batch. The third-party COAs match what they claim — verified independently.”
“Ordered Tirzepatide for my lab, received tracking next day, kit arrived in 9 days. Discreet packaging, sealed properly. Will reorder for sure.”
“Customer service is sharp — answered my reconstitution questions thoroughly. Third-party COA on file for the batch I bought. This is how research suppliers should operate.”
“Tracking number within hours, packaging is professional, and the COA links are right there on the product page. Pricing is fair for the quality you get.”
“Switched from two other suppliers after a bad batch elsewhere. Bastion’s HPLC reports actually match the label. No surprises, no inconsistencies.”
“Have placed five orders this year. Every kit arrived on time, sealed and labeled correctly. Support replied within hours when I had a customs question.”
Browse the catalog
32 research-only peptide kits — verified batches independently lab-tested, current status tracked per product at Lab Results — ships USA + Canada with free reship if seized.