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Research peptides & cofactors

Premium research peptides, ready when you are.

A focused catalog of lyophilized peptides, blends, and cofactors — labeled by lot and shipped fast across the US.

Browse the catalog COA Library
  • 24-compound catalog
  • Labeled by lot
  • Sealed, labeled vials
  • Fast US shipping
Twenty-four compounds

The whole bench,
one catalog.

Enter the catalog
The catalog

Organized the way you research

Three categories — single peptides, blends, and cofactors. Browse by what your work calls for.

Research Peptides Single-compound vials — BPC-157, TB-500, Selank, Semax, and the coded RTS-Tz, RTS-Sg, RTS-Rt. View peptides → Combos & Blends Multi-compound combination vials such as GLOW, KLOW, and BPC-157 + TB-500. View blends → Cofactors Supporting compounds, including NAD and copper-peptide cofactors such as GHK-Cu. View cofactors →
From the bench

Selected compounds

All 24 products →
Why researchers choose RTS

Quality and service, order to order

Documented by lot Each vial is labeled with its lot number, and any certificate of analysis we receive for that lot is posted to the COA Library.
Sealed and labeled Compounds ship as lyophilized powder in sealed, clearly-labeled vials, packed to arrive in the same condition they left.
Careful shipping Vials go out in protective, foam-lined parcels by signature courier, with cold-chain handling for temperature-sensitive items.
A desk that answers Questions about a listing, a lot, or a shipment reach a real person. We reply within two business days.
Certificates by lot

Matched to its lot.

Each vial is labeled with its lot number. When a lot’s certificate of analysis is issued, it’s posted to the COA Library, where you can match a vial to its paperwork by lot number.

Open the COA Library

For laboratory research only

Every compound Retro Tide Science supplies is sold for laboratory research use only. These products are not drugs, foods, cosmetics, or dietary supplements, and they are not for human or veterinary use. Sales are limited to qualified researchers aged 21 and older, and a research-use confirmation is required at checkout.

Stock your bench with confidence

Browse the full catalog, or reach out to the desk with any question about a compound, a lot, or your order — we’re happy to help.

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All products are intended for laboratory and research purposes only and are not for human or animal consumption. These statements have not been evaluated by the Food and Drug Administration. These products are not intended to diagnose, treat, cure, or prevent any disease. This company is a chemical supplier — not a compounding pharmacy (503A) or outsourcing facility (503B).