Premium Peptides. Unmatched Purity.
Domestically manufactured, third-party tested at ≥99% purity, and backed by full Certificates of Analysis. Ready to ship with volume pricing that rewards your growth.
Same Day Shipping
All orders ship same day if ordered before 12PM EST
(Excluding weekends and holidays)Free Shipping
Orders over $200 ship free — always.
Amazing Service
Have questions? We can help. Email us or connect via our Contact page.
Highly Purified Peptides
All products offered are the highest quality backed by third party testing.
Popular Products
Explore our most in-demand peptides — all ≥99% purity, USA manufactured.
Tap 2 ScanVerified by
We've partnered with AuthentiChain — a blockchain-powered verification platform — to guarantee the authenticity and purity of every vial we ship. Scan the NFC tag on any Signal product to instantly access its full Certificate of Analysis and verification status.
- NFC-enabled instant product verification
- Third-party lab tested — ≥99% purity guaranteed
- Certificate of Analysis for every batch
- USA manufactured with full traceability
Frequently Asked Questions
Everything you need to know about ordering from Signal.
Every Signal peptide is third-party tested and verified at ≥99% purity via HPLC and mass spectrometry. Full Certificates of Analysis are included with every order.
All orders placed before 12 PM EST ship the same business day. Orders over $200 ship free. We use temperature-controlled packaging to ensure product integrity during transit.
Yes — every batch comes with a full, third-party Certificate of Analysis (CoA). You can view and download CoAs directly from your dashboard after placing an order.
We accept all major credit cards, ACH bank transfers, and wire transfers. Payment is processed securely at checkout through your wholesale dashboard.
Click "Apply for Access" and fill out a short application with your company details. Most accounts are reviewed and approved within 1–2 business days. Once approved, you'll get full access to wholesale pricing and ordering.
Yes. All Signal peptides are synthesized domestically in U.S.-based facilities under strict quality control protocols. We maintain full traceability from synthesis to shipment.
Ready to Get Started?
Apply for a wholesale account and start ordering premium peptides today.