Bulk & Wholesale

Research at Scale.
Priced for Volume.

Whether you're running a multi-compound study or stocking a full research facility, Rainbow Peptide offers transparent tiered pricing, priority fulfilment, and dedicated support for volume buyers.

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1,200+ Lab clients worldwide

98% Purity guarantee (HPLC)

24 h Quote turnaround

30+ Countries shipped to

Volume Pricing Tiers

All tiers include HPLC-verified ≥98% purity and COA documentation. Discounts apply per order, per SKU.

Standard 1–9 vials

Retail

COA on every order
Cold-chain packaging
2–5 day shipping
Standard support

Why Labs Choose Rainbow Peptide at Scale

Transparent Volume Pricing

Tiered discounts are fixed and published, no negotiation theatre. Know your cost per vial before you commit.

Dedicated Account Management

Lab Pack and above get a named account contact, one email, one person, no ticket queues.

Consolidated COA Reports

One document per batch covering all compounds in your order. Ideal for IRB and ethics committee submissions.

Priority & Staggered Delivery

Institutional orders receive same-day dispatch. Schedule phased deliveries to match your research calendar.

Custom Synthesis Available

Enterprise clients can commission custom peptide sequences, specific isotopic labels, or modified analogues.

Net-30 Invoicing

Institutional and Enterprise clients can apply for Net-30 payment terms, standard for university procurement cycles.

Bulk Inquiry

Tell Us About Your Research Needs

Fill in the form and a member of our team will respond within 24 hours with a personalised quote. No commitment required.

Response within 24 hours
No-commitment pricing quote
NDA available for enterprise accounts
Custom synthesis enquiries welcome

COA

Certificate of Analysis

Every bulk order ships with a consolidated batch COA, HPLC purity, endotoxin test, and mass spec confirmation.

Research at Scale.Priced for Volume.